Prosecution Insights
Last updated: October 02, 2026

Imasen Electric Industrial Co. Ltd.

Technology areas: Semiconductors, Circuits & Optics • Medical Devices & Mechanical Engineering

4 pending office actions • 2 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Imasen Electric Industrial Co. Ltd. currently has 3 pending office actions in the Medical Devices & Mechanical Engineering technology area. These are assigned to 3 distinct examiners but are all located within 1 distinct art unit. This structure implies that while different examiners are handling the cases, they are all subject to the same art unit's specific guidelines and oversight. The concentration in 1 distinct art unit provides a consistent examination environment for the company's medical and mechanical portfolio.

The busiest examiner, ROBINSON, NICHOLAS A, is responsible for 1 pending office action. Since each of the 3 distinct examiners handles exactly 1 pending office action, the workload is evenly distributed. Practitioners can focus their efforts on the precedents and preferences of the 1 distinct art unit handling the cases. This singular focus within the Medical Devices & Mechanical Engineering area indicates that the company's current patent efforts are likely directed toward a specific technological niche despite the involvement of 3 distinct examiners.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

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.

3
Hard (75%)
1
Medium (25%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (25%)
Multi-statute (no §101)3 (75%)

Industry Mix

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

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
25% of docket
1
Mechanical / Eng
25% of docket
2
Business / Other
50% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ROBINSON, NICHOLAS A 1 48.3% +58.1%
LEE, JYE-JUNE 1 84.9% +3.5%
PACHECO, ALEXIS BOATENG 1 77.7% +12.6%
ST CYR, DANIEL 1 81.3% +12.8%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18576885 Active Balancer ST CYR, DANIEL —

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18875129 WALKING STATE EVALUATION SYSTEM AND PROGRAM ROBINSON, NICHOLAS A —
18712243 SWITCHING CIRCUIT AND INVERTER CIRCUIT LEE, JYE-JUNE —
18690005 VEHICLE POWER SUPPLY DEVICE PACHECO, ALEXIS BOATENG —

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18875129 WALKING STATE EVALUATION SYSTEM AND PROGRAM ROBINSON, NICHOLAS A —
18690005 VEHICLE POWER SUPPLY DEVICE PACHECO, ALEXIS BOATENG —
18576885 Active Balancer ST CYR, DANIEL —

Top Art Units

Art UnitApps
3798 1
2838 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18875129 WALKING STATE EVALUATION SYSTEM AND PROGRAM ROBINSON, NICHOLAS A 3798 §102§103§112Other Non-Final OA — Pending Dec 14, 2024
18712243 SWITCHING CIRCUIT AND INVERTER CIRCUIT LEE, JYE-JUNE 2838 §102§103§112 Final Rejection — Pending May 21, 2024
18690005 VEHICLE POWER SUPPLY DEVICE PACHECO, ALEXIS BOATENG — §102§112 Non-Final OA — Pending Mar 07, 2024
18576885 Active Balancer ST CYR, DANIEL — §103 Non-Final OA — Pending Jan 05, 2024

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