Prosecution Insights
Last updated: May 29, 2026

Examiner: NGUYEN, TUYEN T

Tech Center 2800 • Art Units: 2832 2837 2838

This examiner grants 82% of resolved cases

Performance Statistics

81.7%
Allow Rate
+13.7% vs TC avg
1,294
Total Applications
+0.9%
Interview Lift
937
Avg Prosecution Days
Based on 1234 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
5.8%
§102 Novelty
82.5%
§103 Obviousness
5.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17801560 Common Mode Choke Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18112173 TRANSFORMER AND POWER CONVERTER Non-Final OA FUJI ELECTRIC CO., LTD.
17758918 HYBRID CORE MAGNETICS Final Rejection MASSACHUSETTS INSTITUTE OF TECHNOLOGY
18018152 WINDING ARRANGEMENT, TRANSFORMER AND METHOD FOR PRODUCING A WINDING ARRANGEMENT Non-Final OA HITACHI ENERGY LTD.
17766657 INSULATION ASSEMBLY, TRANSFORMER ASSEMBLY, AND DRY TYPE TRANSFORMER Non-Final OA Hitachi Energy Ltd
17640364 TRANSFORMER FRAME STRUCTURE Non-Final OA Hitachi Energy Ltd
17634767 A NON-LIQUID IMMERSED TRANSFORMER Non-Final OA Hitachi Energy Ltd
17631514 INSULATION MEMBER Final Rejection Hitachi Energy Ltd
17684125 SEMICONDUCTOR DEVICE Final Rejection Toshiba Electronic Devices & Storage Corporation
17953469 TOROIDAL INDUCTORS Final Rejection Hamilton Sundstrand Corporation
18187813 MULTILAYER INDUCTOR Non-Final OA TDK CORPORATION
18166262 MULTILAYER COIL COMPONENT Non-Final OA TDK Corporation.
18097556 COIL COMPONENT Non-Final OA TDK Corporation
18077729 COIL DEVICE Non-Final OA TDK CORPORATION
17787614 INDUCTOR DEVICE, FILTER DEVICE AND STEERING CONTROL DEVICE Non-Final OA HL MANDO CORPORATION
18626583 SURFACE-MOUNTED MAGNETIC-COMPONENT MODULE Non-Final OA Murata Manufacturing Co., Ltd.
18151065 COIL COMPONENT Non-Final OA Murata Manufacturing Co., Ltd.
18092846 MAGNETIC DEVICE AND ELECTRONIC DEVICE WITH SAME Non-Final OA Delta Electronics, Inc.
17716999 MAGNETIC DEVICE AND POWER CONVERSION MODULE Final Rejection Delta Electronics, Inc.
17899820 ELECTROMAGNETIC COMPATIBILITY FILTER OF A WIND POWER INSTALLATION Non-Final OA Wobben Properties GmbH
18021086 REACTOR, CONVERTER, AND POWER CONVERSION DEVICE Non-Final OA SUMITOMO ELECTRIC INDUSTRIES, LTD.
18110542 COIL COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18106359 TRANSFORMER AND DC-DC CONVERTER FOR ON-BOARD CHARGER USING THE SAME Non-Final OA Delta Electronics (Shanghai) Co., Ltd.
18048680 Passive Negative Inductor and a Method for Fabricating the Passive Negative Inductor Non-Final OA Mitsubishi Electric Research Laboratories, Inc.
18150799 INDUCTOR DEVICE Non-Final OA Realtek Semiconductor Corporation
17807286 TRANSFORMER ARRANGEMENT Final Rejection SAAB AB
17708154 IRON CORE STRUCTURE IN TRANSFORMER AND VOLTAGE CONVERTER Non-Final OA Fulian Precision Electronics (Tianjin) Co., LTD.
18004373 POWER TRANSFORMER ASSEMBLY Non-Final OA General Electric Technology GmbH
17508935 Magnetic Device and the Method to Make the Same Final Rejection CYNTEC CO., LTD.
18142607 Bobbin Wound Coil for an Electromagnetic Coupling Non-Final OA Warner Electric Technology LLC

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