Prosecution Insights
Last updated: October 25, 2026

Kensuke Yamakawa

Technology area: Medical Devices & Mechanical Engineering

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready

Analysis

Kensuke Yamakawa has 1 pending office action within the Medical Devices & Mechanical Engineering technology area. This action is under the review of 1 distinct examiner in 1 distinct art unit, making it the sole focus of the current patent prosecution. The immediate success in this technology area is tied to the evaluation of this single examiner. With only 1 distinct examiner and 1 distinct art unit involved, the prosecution environment is highly concentrated, requiring a targeted approach to this specific case.

KAHELIN, MICHAEL WILLIAM is the busiest examiner for the portfolio, handling the 1 pending office action. This 1 pending office action represents the total current workload within the Medical Devices & Mechanical Engineering sector at the USPTO. Because there are no other pending cases, there is no opportunity to compare examiner feedback across different art units. This concentration requires a highly specific response to the requirements of the 1 distinct examiner involved. Practitioners should carefully analyze the past decisions of this 1 distinct examiner to anticipate potential hurdles. The singular nature of the prosecution simplifies management but increases the impact of this individual case on the overall patent strategy.

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

Portfolio Summary

1
Total Pending OAs
1
Non-Final OAs
0
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.

1
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (100%)

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
0
Semiconductors
0% of docket
1
Mechanical / Eng
100% of docket
0
Business / Other
0% 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.

10 h
Manual time on pending OAs
2 h
Time saved (low, 20%)
4 h
Time saved (mid, 35%)
0.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KAHELIN, MICHAEL WILLIAM 1 78.0% +23.6%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18996144 ELECTRICAL STIMULATOR KAHELIN, MICHAEL WILLIAM —

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
18996144 ELECTRICAL STIMULATOR KAHELIN, MICHAEL WILLIAM —

Top Art Units

Art UnitApps
3792 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18996144 ELECTRICAL STIMULATOR KAHELIN, MICHAEL WILLIAM 3792 §101§112 Non-Final OA — Pending Feb 19, 2025

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Frequently Asked Questions

How many pending USPTO office actions does Kensuke Yamakawa have?

Kensuke Yamakawa has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Kensuke Yamakawa applications?

Michael William Kahelin has the most, with 1 of Kensuke Yamakawa's pending office actions.

What technology area are Kensuke Yamakawa's patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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