Prosecution Insights
Last updated: April 19, 2026

TDK Corporation

142 pending office actions

Portfolio Summary

142
Total Pending OAs
30
Final Rejections
112
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19083429 COIL COMPONENT AND IC CARD HAVING THE SAME VO, TUYEN KIM 2876 Non-Final OA Mar 19, 2025
19002725 ANTENNA DEVICE AND IC CARD HAVING THE SAME LY, TOAN C 2876 Non-Final OA Dec 27, 2024
18915382 SIGNAL PROCESSING CIRCUIT AND SENSOR UNIT NGUYEN, LONG T 2842 Non-Final OA Oct 15, 2024
18855768 ANTENNA MODULE PHAN, THO GIA 2845 Non-Final OA Oct 10, 2024
18889627 ANTENNA DEVICE AND IC CARD HAVING THE SAME SINGH, GURBIR 2845 Non-Final OA Sep 19, 2024
18826240 TRANSMISSION LINE, ANTENNA, AND DISPLAY DEVICE GLENN, KIMBERLY E 2843 Non-Final OA Sep 06, 2024
18844170 MAGNETIC ARRAY, CONTROL METHOD FOR MAGNETIC ARRAY, AND OPERATION PROGRAM FOR MAGNETIC ARRAY LUU, PHO M 2824 Non-Final OA Sep 05, 2024
18814607 MULTILAYER ELECTRONIC COMPONENT GLENN, KIMBERLY E 2843 Non-Final OA Aug 26, 2024
18838824 MAGNETIZATION ROTATING ELEMENT, MAGNETORESISTIVE EFFECT ELEMENT, AND MAGNETIC MEMORY YANG, HAN 2824 Non-Final OA Aug 15, 2024
18792613 MULTILAYER ELECTRONIC COMPONENT OUTTEN, SAMUEL S 2843 Non-Final OA Aug 02, 2024
18835156 SENSOR ELEMENT AND MANUFACTURING METHOD THEREFOR FREDERIKSEN, DAVID B 2858 Non-Final OA Aug 01, 2024
18781504 MAGNETIC SENSOR PHAN, MINH Q 2852 Non-Final OA Jul 23, 2024
18778635 OPTICAL SYSTEM PHAN, MINH Q 2852 Non-Final OA Jul 19, 2024
18768695 MAGNETIC SENSOR ALLGOOD, ALESA M 2858 Non-Final OA Jul 10, 2024
18768678 OPTICAL ELEMENT DRIVING MECHANISM SPINKS, ANTOINETTE T 2639 Non-Final OA Jul 10, 2024
18762710 ELECTRONIC COMPONENT MCFADDEN, MICHAEL P 2847 Non-Final OA Jul 03, 2024
18756961 EQUIVALENT CIRCUIT GLENN, KIMBERLY E 2843 Non-Final OA Jun 27, 2024
18751399 MAGNETIC SENSOR, POSITION DETECTION DEVICE, AND LENS MODULE MILLER, DANIEL R 2858 Non-Final OA Jun 24, 2024
18748563 MAGNETIC SENSOR DEVICE SHAH, NEEL D 2858 Non-Final OA Jun 20, 2024
18743760 MULTILAYER COIL COMPONENT CHAN, TSZFUNG JACKIE 2837 Final Rejection Jun 14, 2024
18743267 MAGNETIC SENSOR DEVICE ASTACIO-OQUENDO, GIOVANNI 2858 Non-Final OA Jun 14, 2024
18743261 MAGNETIC SENSOR DEVICE SCHINDLER, DAVID M 2858 Non-Final OA Jun 14, 2024
18718604 SIGNAL SYNCHRONIZATION CIRCUIT, SIGNAL PROCESSING DEVICE, SIGNAL SYNCHRONIZATION METHOD, AND NON-TRANSITORY RECORDING MEDIUM KURR, JASON R 2695 Non-Final OA Jun 11, 2024
18736682 SWITCHING POWER SUPPLY DEVICE BEHM, HARRY RAYMOND 2838 Non-Final OA Jun 07, 2024
18715907 SWITCHING CONTROL UNIT, SWITCHING POWER SUPPLY APPARATUS, AND ELECTRIC POWER SUPPLY SYSTEM TORRES-RIVERA, ALEX 2838 Non-Final OA Jun 03, 2024
18713870 WIRING BODY AND DISPLAY DEVICE ROBINSON, KRYSTAL 2847 Non-Final OA May 28, 2024
18673655 AUDITORY TACTILE SENSE PRESENTATION DEVICE AND AUDITORY TACTILE SENSE PRESENTATION METHOD WILSON, BRIAN P 2689 Final Rejection May 24, 2024
18666979 MAGNETIC SENSOR LE, SON T 2858 Non-Final OA May 17, 2024
18664893 MAGNETIC SENSOR HARRISON, MICHAEL A 2852 Non-Final OA May 15, 2024
18664446 MAGNETORESISTIVE DEVICE AND METHOD FOR MANUFACTURING THE SAME, AND MAGNETIC SENSOR SCHINDLER, DAVID M 2858 Non-Final OA May 15, 2024
18572341 DRIVE CIRCUIT, ARRAY CIRCUIT, AND NEUROMORPHIC DEVICE CHENG, DIANA 2849 Non-Final OA Apr 22, 2024
18619829 OPTICAL DEVICE STAHL, MICHAEL J 2874 Non-Final OA Mar 28, 2024
18613244 TEMPERATURE-SENSITIVE AND STRAIN-SENSITIVE COMPOSITE SENSOR WALSH, RYAN D 2852 Non-Final OA Mar 22, 2024
18609537 ELECTRONIC COMPONENT AND ELECTRONIC COMPONENT STRUCTURE DOLE, TIMOTHY J 2847 Non-Final OA Mar 19, 2024
18603515 ELECTRONIC COMPONENT STRUCTURE SINCLAIR, DAVID M 2847 Non-Final OA Mar 13, 2024
18589472 OPTICAL COUPLER, VISIBLE LIGHT SOURCE MODULE AND OPTICAL ENGINE DABBI, JYOTSNA V 2872 Non-Final OA Feb 28, 2024
18685123 ROTOR AND MOTOR STEFANON, JUSTIN 2834 Non-Final OA Feb 20, 2024
18433793 GAS SENSOR FADUL, PHILIPMARCUS T 2852 Non-Final OA Feb 06, 2024
18433865 ANALYSIS KIT AND ANALYSIS METHOD VOLKOV, ALEXANDER ALEXANDROVIC 1677 Final Rejection Feb 06, 2024
18293020 OPTICAL DEVICE DOAN, JENNIFER 2874 Non-Final OA Jan 29, 2024
18424957 ELECTROMAGNETIC WAVE DETECTION ELEMENT AND ELECTROMAGNETIC WAVE SENSOR HAVING THE SAME LIN, ERICA S Y 2853 Non-Final OA Jan 29, 2024
18406332 OPTICAL MODULE, OPTICAL ENGINE FOR IMAGE PROJECTION, AND GLASS DISPLAY RAKOWSKI, CARA E 2872 Non-Final OA Jan 08, 2024
18395915 OPTICAL MODULE, OPTICAL ENGINE FOR IMAGE PROJECTION, GLASS DISPLAY, SAMPLE TESTING DEVICE, AND METHOD FOR MANUFACTURING OPTICAL MODULE RAKOWSKI, CARA E 2872 Non-Final OA Dec 26, 2023
18524024 SUBCARRIER WAFER, SUBCARRIER, METHOD FOR MANUFACTURING SUBCARRIER WAFER WEYDEMEYER, ALICIA JANE 1781 Non-Final OA Nov 30, 2023
18561449 SEMICONDUCTOR ELEMENT AND PRODUCTION METHOD THEREFOR ADHIKARI DAWADI, BIPANA 2898 Non-Final OA Nov 16, 2023
18561435 ELECTRONIC COMPONENT TAHIR, NOOR MOHAMMAD ISM 2893 Non-Final OA Nov 16, 2023
18382685 LIGHT SOURCE MODULE AND XR GLASSES CONNELLY, MICHELLE R 2874 Non-Final OA Oct 23, 2023
18480547 FLAT COIL AND COIL DEVICE JACKSON, STEPHEN W 2838 Non-Final OA Oct 04, 2023
18284003 DISTORTION RESISTANCE FILM, PRESSURE SENSOR, AND LAYERED BODY LEE, KYUNG S 2831 Non-Final OA Sep 25, 2023
18283739 FERRITE SINTERED MAGNET AND MANUFACTURING METHOD THEREFOR EDMONDSON, LYNNE RENEE 1734 Non-Final OA Sep 22, 2023
18458639 SOFT MAGNETIC ALLOY POWDER, MAGNETIC CORE, MAGNETIC COMPONENT, AND ELECTRONIC DEVICE YANG, JIE 1734 Non-Final OA Aug 30, 2023
18239332 SIGNAL PROCESSOR AND SIGNAL PROCESSING METHOD ZEE, EDWARD 2435 Non-Final OA Aug 29, 2023
18279099 ALL-SOLID-STATE BATTERY BERNATZ, KEVIN M 1785 Non-Final OA Aug 28, 2023
18455842 METAL MAGNETIC POWDER, COMPOSITE MAGNETIC BODY, AND ELECTRONIC COMPONENT STILES, JACOB BENJAMIN 1733 Non-Final OA Aug 25, 2023
18277615 ALL-SOLID-STATE SECONDARY BATTERY CHEVALIER, ALICIA ANN 1788 Non-Final OA Aug 17, 2023
18277663 ALL-SOLID-STATE SECONDARY BATTERY SLIFKA, SARAH A 1759 Non-Final OA Aug 17, 2023
18277471 LAYERED RESIN FILM, COLLECTOR, AND SECONDARY BATTERY ALEJANDRO, RAYMOND 1752 Non-Final OA Aug 16, 2023
18276319 BATTERY AND METHOD FOR PRODUCING BATTERY CHAU, LINDA N 1785 Non-Final OA Aug 08, 2023
18358191 MAGNETIC CORE AND MAGNETIC COMPONENT KUMAR, SRILAKSHMI K 1700 Non-Final OA Jul 25, 2023
18272504 SOLID ELECTROLYTE LAYER AND ALL-SOLID-STATE BATTERY CHEN, NING 1723 Non-Final OA Jul 14, 2023
18213490 MAGNETORESISTIVE EFFECT ELEMENT KARIMY, TIMOR 2818 Non-Final OA Jun 23, 2023
18268640 LAYERED BODY, NEGATIVE ELECTRODE CURRENT COLLECTOR FOR LITHIUM ION SECONDARY BATTERY, AND NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY GUPTA, SARIKA 1729 Non-Final OA Jun 21, 2023
18266080 R-T-B BASED PERMANENT MAGNET HOBAN, MATTHEW E 1734 Non-Final OA Jun 08, 2023
18330073 FERRITE COMPOSITION, FERRITE SINTERED BODY, AND ELECTRONIC DEVICE HOBAN, MATTHEW E 1734 Non-Final OA Jun 06, 2023
18039561 RESERVOIR ELEMENT CAMPOS, ALFREDO 2129 Non-Final OA May 31, 2023
18324609 INDUCTOR PATEL, RAKESH BHASKARBHAI 2843 Non-Final OA May 26, 2023
18201197 LITHIUM-ION SECONDARY BATTERY LAIOS, MARIA J 1727 Non-Final OA May 24, 2023
18315581 MAGNETIC CORE AND MAGNETIC DEVICE PATEL, RAKESH BHASKARBHAI 2843 Non-Final OA May 11, 2023
18035192 COMPOUND, RESIN COMPOSITION, RESIN SHEET, RESIN CURED PRODUCT, AND LAMINATED SUBSTRATE MCCULLEY, MEGAN CASSANDRA 1767 Non-Final OA May 03, 2023
18307442 COIL COMPONENT AND PRODUCTION METHOD THEREOF LIAN, MANG TIN BIK 2837 Non-Final OA Apr 26, 2023
18249862 ELECTRONIC COMPONENT EMBEDDED SUBSTRATE SARKER-NAG, AKHEE 2893 Final Rejection Apr 20, 2023
18302270 METAL MAGNETIC POWDER, COMPOSITE MAGNETIC BODY, AND ELECTRONIC COMPONENT HOBAN, MATTHEW E 1734 Non-Final OA Apr 18, 2023
18295377 ELECTRONIC CIRCUIT PACKAGE, ITS MANUFACTURING METHOD, AND ELECTRONIC DEVICE HAVING ELECTRONIC CIRCUIT PACKAGE CHANG, JAY C 2817 Non-Final OA Apr 04, 2023
18191515 DRIVING MECHANISM PHAM, EMILY P 2837 Non-Final OA Mar 28, 2023
18127150 SOFT MAGNETIC METAL PARTICLE, DUST CORE, AND MAGNETIC COMPONENT SMITH, CATHERINE P 1735 Final Rejection Mar 28, 2023
18191374 ELECTRONIC COMPONENT FAUBERT, SAMANTHA LYNETTE 2838 Non-Final OA Mar 28, 2023
18185101 SOFT MAGNETIC METAL PARTICLE, SOFT MAGNETIC METAL POWDER, MAGNETIC ELEMENT BODY, AND COIL-TYPE ELECTRONIC COMPONENT SHAMS, NAZMUN NAHAR 1738 Final Rejection Mar 16, 2023
18121302 ONLINE LEARNING METHOD AND ONLINE LEARNING DEVICE COLEMAN, PAUL 2126 Final Rejection Mar 14, 2023
18183516 COIL COMPONENT CHAN, TSZFUNG JACKIE 2837 Non-Final OA Mar 14, 2023
18182851 PIEZOELECTRIC ELEMENT PHAM, EMILY P 2837 Non-Final OA Mar 13, 2023
18182046 MAGNETIC ENCODER AND DISTANCE MEASURING DEVICE SANGHERA, JAS A 2852 Non-Final OA Mar 10, 2023
18119456 FLUORINE-CONTAINING COMPOUND AND CONTRAST AGENT MEJIAS, SAMANTHA LEE 1618 Non-Final OA Mar 09, 2023
18177419 COIL DEVICE HINSON, RONALD 2837 Non-Final OA Mar 02, 2023
18022560 MAGNET, AND SMALL DEVICE, MICROACTUATOR, AND SENSOR THAT USE SAID MAGNET CHAU, LINDA N 1785 Non-Final OA Feb 22, 2023
18112238 NANOGRANULAR MAGNETIC FILM AND ELECTRONIC COMPONENT SU, XIAOWEI 1733 Non-Final OA Feb 21, 2023
18164873 COIL DEVICE LIAN, MANG TIN BIK 2837 Final Rejection Feb 06, 2023
18162835 SOLDER AND ELECTRONIC COMPONENT MCGUTHRY BANKS, TIMA MICHELE 1733 Non-Final OA Feb 01, 2023
18162183 JOINT STRUCTURE PIZARRO CRESPO, MARCOS D 2814 Non-Final OA Jan 31, 2023
18161332 COIL DEVICE AND METHOD FOR MANUFACTURING THE SAME CAZAN, LIVIUS RADU 3729 Final Rejection Jan 30, 2023
18159390 NANOGRANULAR MAGNETIC FILM AND ELECTRONIC COMPONENT CHAU, LINDA N 1785 Final Rejection Jan 25, 2023
18097556 COIL COMPONENT NGUYEN, TUYEN T 2837 Non-Final OA Jan 17, 2023
18097881 LIGHT SOURCE UNIT, OPTICAL ENGINE INCLUDING THE SAME, SMART GLASS, OPTICAL COMMUNICATION TRANSMISSION DEVICE, AND OPTICAL COMMUNICATION SYSTEM KING, GEORGE G 2872 Non-Final OA Jan 17, 2023
18088086 OPTICAL ELEMENT DRIVING MECHANISM PICHLER, MARIN 2872 Non-Final OA Dec 23, 2022
18087138 MULTILAYER COIL COMPONENT CHAN, TSZFUNG JACKIE 2837 Non-Final OA Dec 22, 2022
18012126 THIN FILM CAPACITOR, ITS MANUFACTURING METHOD, AND ELECTRONIC CIRCUIT SUBSTRATE HAVING THE THIN FILM CAPACITOR FREY, KIMBERLY NEWMAN 2817 Non-Final OA Dec 21, 2022
18082689 COIL COMPONENT CHAN, TSZFUNG JACKIE 2837 Non-Final OA Dec 16, 2022
18077664 DIELECTRIC CERAMIC COMPOSITION MILLER, CAMERON KENNETH 1731 Final Rejection Dec 08, 2022
18077729 COIL DEVICE NGUYEN, TUYEN T 2837 Non-Final OA Dec 08, 2022
17992409 SOFT MAGNETIC POWDER, MAGNETIC CORE, MAGNETIC COMPONENT, AND ELECTRONIC DEVICE CHAU, LISA N 1785 Non-Final OA Nov 22, 2022
17992411 REVERBERATION CHAMBER AND ANTENNA DEVICE RAJAPUTRA, SURESH KS 2858 Non-Final OA Nov 22, 2022
17991261 CIRCUIT SUBSTRATE AND MOUNTED SUBSTRATE KEAGY, ROSE ALYSSA 2818 Non-Final OA Nov 21, 2022
17980804 R-T-B BASED PERMANENT MAGNET SU, XIAOWEI 1733 Final Rejection Nov 04, 2022
17971177 COIL COMPONENT AND MANUFACTURING METHOD THEREFOR WELLINGTON, ANDREA L 2800 Final Rejection Oct 21, 2022
17970569 Devices and Methods for Flow Control of Single Cells or Particles SINES, BRIAN J 1796 Final Rejection Oct 21, 2022
17969832 COIL DEVICE AND ELECTRONIC CIRCUIT HOSSAIN, KAZI S 2837 Non-Final OA Oct 20, 2022
17970182 ELECTRONIC COMPONENT CHAN, TSZFUNG JACKIE 2837 Non-Final OA Oct 20, 2022
17969339 MULTILAYER COIL COMPONENT HINSON, RONALD 2837 Non-Final OA Oct 19, 2022
17969223 MULTILAYER COIL COMPONENT WELLINGTON, ANDREA L 2800 Final Rejection Oct 19, 2022
17959808 NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE AND LITHIUM-ION SECONDARY BATTERY LUSTGRAAF, BENJAMIN T 1727 Non-Final OA Oct 04, 2022
17959103 MULTILAYER COIL COMPONENT HOSSAIN, KAZI S 2837 Final Rejection Oct 03, 2022
17948486 MAGNETIC SENSOR SCHINDLER, DAVID M 2858 Non-Final OA Sep 20, 2022
17910612 ELECTRONIC COMPONENT AND MANUFACTURING METHOD THEREFOR BAISA, JOSELITO SASIS 2837 Non-Final OA Sep 09, 2022
17909080 ELEMENT ARRAY PRESSURIZING DEVICE, MANUFACTURING DEVICE, AND MANUFACTURING METHOD SCHATZ, CHRISTOPHER T 1746 Final Rejection Sep 02, 2022
17908698 ALL-SOLID-STATE BATTERY SONG, KEVIN 1728 Non-Final OA Sep 01, 2022
17898729 COIL COMPONENT HOSSAIN, KAZI S 2837 Non-Final OA Aug 30, 2022
17802641 ELECTRODE BODY, ELECTRICITY STORAGE ELEMENT, AND ELECTRICITY STORAGE MODULE KUMAR, SRILAKSHMI K 1700 Final Rejection Aug 26, 2022
17802778 POWER GENERATOR AND POWER GENERATION SYSTEM ROSENAU, DEREK JOHN 2837 Final Rejection Aug 26, 2022
17822709 AUTOMATIC PROCESSING CHAIN GENERATION GOLAN, MATTHEW BRYCE 2123 Non-Final OA Aug 26, 2022
17890989 BODY AND ELECTROMAGNETIC WAVE SENSOR TANINGCO, MARCUS H 2884 Final Rejection Aug 18, 2022
17800491 COPOLYMER, PIEZOELECTRIC MATERIAL, PIEZOELECTRIC FILM AND PIEZOELECTRIC ELEMENT SASTRI, SATYA B 1762 Final Rejection Aug 17, 2022
17794816 RESIN COMPOSITION AND LAMINATED BODY BERRO, ADAM JOSEPH 1765 Non-Final OA Jul 22, 2022
17794355 LITHIUM ION SECONDARY BATTERY MCNULTY, SEAMUS PATRICK 1752 Non-Final OA Jul 21, 2022
17779619 R-T-B BASED PERMANENT MAGNET SU, XIAOWEI 1733 Non-Final OA May 25, 2022
17773341 ALL-SOLID- STATE BATTERY GARCIA, BETHANY CLAIRE 1721 Non-Final OA Apr 29, 2022
17708690 LAMINATED ELECTRONIC COMPONENT BAISA, JOSELITO SASIS 2837 Non-Final OA Mar 30, 2022
17763865 SOFT MAGNETIC ALLOY AND MAGNETIC COMPONENT HILL, STEPHANI A 1735 Final Rejection Mar 25, 2022
17702092 MAGNETO RESISTIVE ELEMENT LAWSON, SETH DOUGLAS FRIE 2893 Non-Final OA Mar 23, 2022
17699972 FERRITE COMPOSITION AND ELECTRONIC COMPONENT MILLER, CAMERON KENNETH 1731 Non-Final OA Mar 21, 2022
17699881 POSITIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY AND LITHIUM ION SECONDARY BATTERY JACOBSON, SARAH JORDAN 1785 Final Rejection Mar 21, 2022
17694284 MAGNETIC SENSOR ALEXANDER, LYLE 1797 Final Rejection Mar 14, 2022
17634391 ELECTRODE FOR POWER STORAGE DEVICES AND LITHIUM-ION SECONDARY BATTERY SRIPATHI, ANKITH REDDY 1728 Final Rejection Feb 10, 2022
17590888 MULTILAYER COIL COMPONENT LIAN, MANG TIN BIK 2837 Final Rejection Feb 02, 2022
17583681 MULTILAYER ELECTRONIC COMPONENT CHAN, TSZFUNG JACKIE 2837 Final Rejection Jan 25, 2022
17627557 SOLID ELECTROLYTE, SOLID ELECTROLYTE LAYER, AND SOLID ELECTROLYTE CELL LUO, KAN 1751 Non-Final OA Jan 14, 2022
17622526 SOFT MAGNETIC ALLOY AND MAGNETIC COMPONENT HILL, STEPHANI A 1735 Non-Final OA Dec 23, 2021
17614397 SOFT MAGNETIC ALLOY AND MAGNETIC COMPONENT WALCK, BRIAN D 1738 Non-Final OA Nov 26, 2021
17441761 OUTLIER DETECTION DEVICE, OUTLIER DETECTION METHOD, AND OUTLIER DETECTION PROGRAM MAC, GARY 2127 Non-Final OA Sep 22, 2021
17478475 SPIN CURRENT MAGNETIZATION REVERSAL-TYPE MAGNETORESISTIVE EFFECT ELEMENT AND METHOD FOR PRODUCING SPIN CURRENT MAGNETIZATION REVERSAL-TYPE MAGNETORESISTIVE EFFECT ELEMENT KIM, JAY C 2815 Final Rejection Sep 17, 2021
17408707 MAGNETIC RECORDING ARRAY, PRODUCT-SUM CALCULATOR, AND NEUROMORPHIC DEVICE VILLANUEVA, MARKUS ANTHONY 2151 Non-Final OA Aug 23, 2021
17420915 PRODUCT-SUM OPERATION DEVICE, LOGICAL OPERATION DEVICE, NEUROMORPHIC DEVICE, AND PRODUCT-SUM OPERATION METHOD VILLANUEVA, MARKUS ANTHONY 2151 Final Rejection Jul 06, 2021
17082389 MAGNETIC CORE AND COIL COMPONENT CHAU, LISA N 1785 Non-Final OA Oct 28, 2020
15778174 SPIN CURRENT MAGNETIZATION REVERSAL-TYPE MAGNETORESISTIVE EFFECT ELEMENT AND METHOD FOR PRODUCING SPIN CURRENT MAGNETIZATION REVERSAL-TYPE MAGNETORESISTIVE EFFECT ELEMENT KIM, JAY C 2815 Final Rejection May 22, 2018

Managing TDK Corporation's Patent Portfolio?

IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.

Start Free Trial

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month