Prosecution Insights
Last updated: October 02, 2026

Hamamatsu Photonics K.K.

Technology area: Semiconductors, Circuits & Optics

65 pending office actions • 28 art units • 59 examiners • 0 of 65 (0%) have an AI response strategy ready • 225 patents granted in the last 365 days

Portfolio Summary

65
Total Pending OAs
45
Non-Final OAs
19
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 18 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
Overdue
2
Due this week
8
Due this month
5
Due in next 60 days
1
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 18 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (2)Due ≤ 7 days (2)Due ≤ 30 days (8)Due ≤ 60 days (5)Due later (1)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

34
Hard (52%)
26
Medium (40%)
5
Easy (8%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other4 (6%)
§103 only20 (31%)
§102 only2 (3%)
§112 only4 (6%)
Double-patenting only1 (2%)
Double-patenting + other4 (6%)
Multi-statute (no §101)30 (46%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

4
Life Sciences
6% of docket
3
Information Tech
5% of docket
2
Communications
3% of docket
29
Semiconductors
45% of docket
4
Mechanical / Eng
6% of docket
23
Business / Other
35% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

650 h
Manual time on pending OAs
130 h
Time saved (low, 20%)
227 h
Time saved (mid, 35%)
5.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LEE, SHUN K 2 42.2% +16.3%
TOOHEY, RICHARD ORLANDO 2 83.1% +10.5%
BOLOGNA, DOMINIC JOSEPH 2 83.8% +11.8%
LEE, HWA S 2 72.3% +3.1%
VAN ROY, TOD THOMAS 2 54.2% +38.1%
LOGIE, MICHAEL J 2 63.4% +9.3%
XING, CHRISTINA ILONA 1 82.9% +17.8%
TRAN, LOI H 1 64.9% +23.5%
STAFIRA, MICHAEL PATRICK 1 88.4% +8.8%
WILLIAMS, DON J 1 83.9% +5.1%

Quick Wins (5)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 5 ordered by deadline are shown.

App #TitleExaminerDue in
18725840 RADIATION DETECTOR AND RADIATION DETECTOR ARRAY TOOHEY, RICHARD ORLANDO 9d
19132977 FILM THICKNESS MEASURING DEVICE AND FILM THICKNESS MEASURING METHOD XING, CHRISTINA ILONA —
19119885 IMAGE ACQUISITION DEVICE, INSPECTION DEVICE, AND IMAGE ACQUISITION METHOD STAFIRA, MICHAEL PATRICK —
19172014 LIGHT DETECTION DEVICE WILLIAMS, DON J —
18881824 SPECTROMETRY DEVICE, AND SPECTROMETRY METHOD BOLOGNA, DOMINIC JOSEPH —

Hard Cases (34)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18277643 MASS SPECTROMETRY DEVICE AND MASS SPECTROMETRY METHOD NGUYEN, KIET TUAN 17d overdue
18706789 WAVEFRONT MEASUREMENT DEVICE AND WAVEFRONT MEASUREMENT METHOD AMARA, MOHAMED K 8d
18390460 OPTICAL SEMICONDUCTOR ELEMENT WOLDEGEORGIS, ERMIAS T 27d
18432346 MIRROR DEVICE NIGAM, NATASHA 29d
18023145 DISTANCE IMAGE ACQUISITION DEVICE AND DISTANCE IMAGE ACQUISITION METHOD FRITCHMAN, JOSEPH C 33d
18884192 SPECTROSCOPIC ANALYZER LEE, HWA S 36d
18576210 RADIOGRAPHIC IMAGE ACQUIRING DEVICE, RADIOGRAPHIC IMAGE ACQUIRING SYSTEM, AND RADIOGRAPHIC IMAGE ACQUISITION METHOD KUDO, KEN 39d
18014363 DIAGNOSTIC AGENT FOR PANCREATIC FUNCTION LIU, TRACY 70d

Interview Candidates (10)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18725840 RADIATION DETECTOR AND RADIATION DETECTOR ARRAY TOOHEY, RICHARD ORLANDO 9d
18108177 QUANTUM CASCADE LASER ELEMENT AND QUANTUM CASCADE LASER DEVICE VAN ROY, TOD THOMAS 29d
19132977 FILM THICKNESS MEASURING DEVICE AND FILM THICKNESS MEASURING METHOD XING, CHRISTINA ILONA —
19206352 HOLOGRAM GENERATION METHOD, HOLOGRAM GENERATION APPARATUS, AND LIGHT IRRADIATION APPARATUS TRAN, LOI H —
19082747 OPTICAL MEASUREMENT DEVICE AND OPTICAL MEASUREMENT METHOD LEE, SHUN K —
18998316 IMAGE ACQUISITION DEVICE AND IMAGE ACQUISITION METHOD TOOHEY, RICHARD ORLANDO —
18881824 SPECTROMETRY DEVICE, AND SPECTROMETRY METHOD BOLOGNA, DOMINIC JOSEPH —
18879964 LIGHT IRRADIATION DEVICE, MEASUREMENT DEVICE, OBSERVATION DEVICE, AND FILM THICKNESS MEASUREMENT DEVICE BOLOGNA, DOMINIC JOSEPH —

Top Art Units

Art UnitApps
2877 9
2872 3
2828 3
2881 2
3761 2
2484 1
2878 1
2422 1
2665 1
2858 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19132977 FILM THICKNESS MEASURING DEVICE AND FILM THICKNESS MEASURING METHOD XING, CHRISTINA ILONA 2877 §103 Non-Final OA — Pending May 27, 2025
19206352 HOLOGRAM GENERATION METHOD, HOLOGRAM GENERATION APPARATUS, AND LIGHT IRRADIATION APPARATUS TRAN, LOI H 2484 §103 Final Rejection — Pending May 13, 2025
19119885 IMAGE ACQUISITION DEVICE, INSPECTION DEVICE, AND IMAGE ACQUISITION METHOD STAFIRA, MICHAEL PATRICK 2877 §103 Non-Final OA — Pending Apr 10, 2025
19172014 LIGHT DETECTION DEVICE WILLIAMS, DON J — §103 Non-Final OA — Pending Apr 07, 2025
19084029 LIGHT DETECTION DEVICE BENNETT, JENNIFER D 2878 DP Non-Final OA — Pending Mar 19, 2025
19082747 OPTICAL MEASUREMENT DEVICE AND OPTICAL MEASUREMENT METHOD LEE, SHUN K — §102§103§112Other Non-Final OA — Pending Mar 18, 2025
19106776 IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD TRAN, TRANG U 2422 §103 Final Rejection 5d Pending Feb 26, 2025
19050479 High Brightness X-Ray Source For Semiconductor Metrology THOMAS, COURTNEY D — §103 Non-Final OA — Pending Feb 11, 2025
18998316 IMAGE ACQUISITION DEVICE AND IMAGE ACQUISITION METHOD TOOHEY, RICHARD ORLANDO — §102§103§112 Non-Final OA — Pending Jan 24, 2025
18881824 SPECTROMETRY DEVICE, AND SPECTROMETRY METHOD BOLOGNA, DOMINIC JOSEPH 2877 §103 Non-Final OA — Pending Jan 07, 2025
18879981 LIGHT IRRADIATION APPARATUS, MEASURING APPARATUS, OBSERVATION APPARATUS, AND FILM THICKNESS MEASURING APPARATUS SMITH, MAURICE C 2877 §102§103§112 Non-Final OA — Pending Dec 30, 2024
18879964 LIGHT IRRADIATION DEVICE, MEASUREMENT DEVICE, OBSERVATION DEVICE, AND FILM THICKNESS MEASUREMENT DEVICE BOLOGNA, DOMINIC JOSEPH — §102§103 Non-Final OA — Pending Dec 30, 2024
18878759 RADIATION DETECTOR, INTEGRATED CIRCUIT, AND RADIATION DETECTION METHOD LEE, SHUN K — §102§103§112 Non-Final OA — Pending Dec 24, 2024
18868867 IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD HUYNH, VAN D 2665 §112 Non-Final OA — Pending Nov 25, 2024
18863040 SPECTROSCOPIC ANALYSIS DEVICE LEE, HWA S 2877 §103 Final Rejection 34d Pending Nov 05, 2024
18919844 MIRROR UNIT AND OPTICAL MODULE JONES, JAMES — §102DP Non-Final OA — Pending Oct 18, 2024
18855076 SPECTROSCOPY DEVICE, RAMAN SPECTROSCOPIC MEASUREMENT DEVICE, AND SPECTROSCOPY METHOD UNDERWOOD, JARREAS C 2877 §103 Final Rejection — Pending Oct 08, 2024
18850278 REFRACTIVE INDEX DISTRIBUTION MEASUREMENT DEVICE, FILM THICKNESS DISTRIBUTION MEASUREMENT DEVICE, REFRACTIVE INDEX DISTRIBUTION MEASUREMENT METHOD, AND FILM THICKNESS DISTRIBUTION MEASUREMENT METHOD YAZBACK, MAHER 2877 §112 Non-Final OA 8d Pending Sep 24, 2024
18884192 SPECTROSCOPIC ANALYZER LEE, HWA S 2877 §102§103Other Final Rejection 36d Pending Sep 13, 2024
18845461 LOWER EXTREMITY VASCULAR LESION EVALUATION DEVICE AND LOWER EXTREMITY VASCULAR LESION EVALUATION METHOD HOFFPAUIR, ANDREW ELI — §101§103§112 Non-Final OA — Pending Sep 10, 2024
18839510 SOLID-STATE IMAGING ELEMENT, AND METHOD FOR MANUFACTURING SOLID-STATE IMAGING ELEMENT HARBOTTLE, CHARLOTTE ELIZABETH — §103§112 Non-Final OA — Pending Aug 19, 2024
18839132 SOLID-STATE IMAGING ELEMENT YEMELYANOV, DMITRIY — §102§103§112 Non-Final OA — Pending Aug 16, 2024
18795589 SEMICONDUCTOR FAULT ANALYSIS DEVICE AND SEMICONDUCTOR FAULT ANALYSIS METHOD MCDONNOUGH, COURTNEY G 2858 §103 Non-Final OA — Pending Aug 06, 2024
18834600 PHOTODETECTOR MENZ, DOUGLAS M — §102§103 Non-Final OA — Pending Jul 31, 2024
18781096 PHOTODETECTOR AND METHOD FOR MANUFACTURING PHOTODETECTOR DIAZ, JOSE R — §102DP Non-Final OA — Pending Jul 23, 2024
18728112 SPECIMEN SUPPORT, IONIZATION METHOD, AND MASS SPECTROMETRY METHOD VANORE, DAVID A — §102 Non-Final OA — Pending Jul 11, 2024
18728105 SPECIMEN SUPPORT, IONIZATION METHOD, AND MASS SPECTROMETRY METHOD CHOI, JAMES J — §102§103Other Non-Final OA — Pending Jul 11, 2024
18726138 LASER PROCESSING METHOD AND LASER PROCESSING DEVICE SMITH, BRADLEY — §102§103 Non-Final OA — Pending Jul 02, 2024
18725840 RADIATION DETECTOR AND RADIATION DETECTOR ARRAY TOOHEY, RICHARD ORLANDO 2884 §103 Non-Final OA 9d Pending Jul 01, 2024
18739556 CELL SAMPLE MEASUREMENT METHOD AND CELL SAMPLE MEASUREMENT APPARATUS TICHY, JENNIFER M.H. 1653 §102§103§112Other Non-Final OA — Pending Jun 11, 2024
18714708 OPTICAL SEMICONDUCTOR PACKAGE AND METHOD FOR PRODUCING OPTICAL SEMICONDUCTOR PACKAGE CHOWDHARY, NIMARTA KAUR — §103§112 Non-Final OA — Pending May 30, 2024
18708663 SAMPLE SUPPORT UNIT, AND SAMPLE IONIZATION METHOD MACCHIAROLO, PETER J 2855 §102§103 Non-Final OA — Pending May 09, 2024
18706789 WAVEFRONT MEASUREMENT DEVICE AND WAVEFRONT MEASUREMENT METHOD AMARA, MOHAMED K 2877 §103§112 Final Rejection 8d Pending May 02, 2024
18705020 METABOLISM MEASUREMENT APPARATUS, METABOLISM CALCULATION METHOD, AND METABOLISM CALCULATION PROGRAM PORTILLO, JAIRO H 3791 §101§103 Final Rejection — Pending Apr 26, 2024
18623341 MIRROR APPARATUS KING, GEORGE G 2872 §103 Final Rejection — Pending Apr 01, 2024
18591189 METHOD FOR EVALUATING AGGREGATION STATE OF AGGREGATIVE PROTEIN KWAK, DEAN P — §102§112Other Non-Final OA — Pending Feb 29, 2024
18439947 ABNORMALITY DETECTION METHOD AND ACTUATOR DEVICE VU, PHU 2871 §102 Non-Final OA 34d Pending Feb 13, 2024
18683035 METHOD FOR DESIGNING PHASE MODULATION LAYER AND METHOD FOR PRODUCING LIGHT-EMITTING ELEMENT NIU, XINNING — §103 Non-Final OA — Pending Feb 12, 2024
18432346 MIRROR DEVICE NIGAM, NATASHA 2872 §102§103Other Non-Final OA 29d Pending Feb 05, 2024
18432299 MIRROR DEVICE DUNNING, RYAN S 2872 §102§103 Final Rejection — Pending Feb 05, 2024
18293518 DYE IMAGE ACQUISITION METHOD, DYE IMAGE ACQUISITION DEVICE, AND DYE IMAGE ACQUISITION PROGRAM NGUYEN, LAM S 2853 §103 Non-Final OA — Pending Jan 30, 2024
18291611 FIBER LASER DEVICE AND FIBER MODULE FOR FIBER LASER DEVICE VAN ROY, TOD THOMAS — §102§103§112DPOther Non-Final OA — Pending Jan 24, 2024
18576210 RADIOGRAPHIC IMAGE ACQUIRING DEVICE, RADIOGRAPHIC IMAGE ACQUIRING SYSTEM, AND RADIOGRAPHIC IMAGE ACQUISITION METHOD KUDO, KEN 2671 §103§112Other Final Rejection 39d Pending Jan 03, 2024
18576191 LASER PROCESSING DEVICE AND LASER PROCESSING METHOD TRAN, TIFFANY T — §103 Non-Final OA — Pending Jan 03, 2024
18390460 OPTICAL SEMICONDUCTOR ELEMENT WOLDEGEORGIS, ERMIAS T 2893 §103§112 Final Rejection 27d Pending Dec 20, 2023
18572631 LASER PROCESSING DEVICE AND LASER PROCESSING METHOD WANG, FRANKLIN JEFFERSON — §103§112 Non-Final OA — Pending Dec 20, 2023
18545069 GRAPHENE MANUFACTURING METHOD MOUDOU, EILEEN QI-YUN — §103§112 Non-Final OA — Pending Dec 19, 2023
18529176 METHOD OF MANUFACTURING OPTICAL DETECTION ELEMENT AND OPTICAL DETECTION ELEMENT NADAV, ORI 2811 §103§112 Non-Final OA — Pending Dec 05, 2023
18515398 MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE PALANISWAMY, KRISHNA JAYANTHI 2899 §103 Final Rejection 5d Pending Nov 21, 2023
18389287 METHOD FOR DETERMINING PROSTATE CANCER WALLENHORST, MAUREEN 1797 §101§103 Final Rejection — Pending Nov 14, 2023
18285954 OPTICAL CORRECTION COEFFICIENT PREDICTION METHOD, OPTICAL CORRECTION COEFFICIENT PREDICTION DEVICE, MACHINE LEARNING METHOD, MACHINE LEARNING PREPROCESSING METHOD, AND TRAINED LEARNING MODEL BREENE, PAUL J 2129 §101§103§112 Non-Final OA — Pending Oct 06, 2023
18285967 LIGHT CORRECTION COEFFICIENT PREDICTION METHOD, LIGHT CORRECTION COEFFICIENT PREDICTION DEVICE, MACHINE LEARNING METHOD, PRE-PROCESSING METHOD IN MACHINE LEARNING, AND TRAINED LEARNING MODEL LAU, TUNG S 2857 §112 Final Rejection 14d Pending Oct 06, 2023
18277643 MASS SPECTROMETRY DEVICE AND MASS SPECTROMETRY METHOD NGUYEN, KIET TUAN 2881 §103§112 Non-Final OA 17d overdue Pending Aug 17, 2023
18275680 LASER MEDIUM UNIT AND LASER DEVICE MANNO, JESSICA S 2898 §102§103§112 Final Rejection — Pending Aug 03, 2023
18269318 ACTIVE ENERGY IRRADIATION DEVICE AND ACTIVE ENERGY IRRADIATION SYSTEM LOGIE, MICHAEL J — §102§103DP Non-Final OA — Pending Jun 23, 2023
18266026 OPTICAL PULSE GENERATION DEVICE AND OPTICAL PULSE GENERATION METHOD ZHANG, YUANDA 2828 §103 Non-Final OA — Pending Jun 08, 2023
18023145 DISTANCE IMAGE ACQUISITION DEVICE AND DISTANCE IMAGE ACQUISITION METHOD FRITCHMAN, JOSEPH C 3645 §102§103§112 Non-Final OA 33d Pending Feb 24, 2023
18108177 QUANTUM CASCADE LASER ELEMENT AND QUANTUM CASCADE LASER DEVICE VAN ROY, TOD THOMAS 2828 §103 Non-Final OA 29d Pending Feb 10, 2023
18018314 SAMPLE SUPPORT, IONIZATION METHOD, AND MASS SPECTROMETRY METHOD LOGIE, MICHAEL J 2881 §102§103 Final Rejection — Pending Jan 27, 2023
18015791 EXPOSURE UNIT, OBSERVATION DEVICE, AND EXPOSURE METHOD RAHMAN, MASUDUR 1633 §103§112 Final Rejection — Pending Jan 12, 2023
18014363 DIAGNOSTIC AGENT FOR PANCREATIC FUNCTION LIU, TRACY 1614 §103§112 Non-Final OA 70d Pending Jan 04, 2023
17925409 SEMICONDUCTOR LIGHT DETECTION ELEMENT SHEKER, RHYS PONIENTE 2813 §103 Non-Final OA 70d overdue Pending Nov 15, 2022
17916824 LASER MACHINING DEVICE AND LASER MACHINING METHOD OLIVA, STEPHANIE RENEE 3761 §112 Final Rejection 16d Pending Oct 04, 2022
17914552 QUANTUM-CASCADE LASER ELEMENT AND QUANTUM-CASCADE LASER DEVICE EHRLICH, ALEXANDER JOSEPH 2828 §102§103 Final Rejection — Pending Sep 26, 2022
17642998 INSPECTION DEVICE AND INSPECTION METHOD WEN, KEVIN GUANHUA 3761 §103 Non-Final OA — Pending Mar 15, 2022

Managing Hamamatsu Photonics K.K.'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