Prosecution Insights
Last updated: October 04, 2026

Delta Electronics (Japan) Inc.

Technology area: Chemistry & Materials

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 3 patents granted in the last 365 days

Analysis

Delta Electronics (Japan) Inc. is active in the Chemistry & Materials technology area. The company currently has 2 pending office actions. These actions are assigned to 2 distinct examiners but are both located within 1 distinct art unit. Tszfung Jackie Chan is the busiest examiner, managing 1 pending office action.

The workload of 2 pending office actions is split between 2 distinct examiners. Because both actions are in 1 distinct art unit, the technical evaluation should remain consistent across the portfolio. Tszfung Jackie Chan is responsible for 1 of the 2 current pending matters.

Practitioners should focus on maintaining a unified technical narrative within the 1 distinct art unit while addressing the individual requirements of Tszfung Jackie Chan and the other assigned examiner. The Chemistry & Materials field requires precise arguments that satisfy the standards of this single department. Successfully managing these 2 pending office actions involves balancing the individual examiner styles with the unified standards of the 1 distinct art unit.

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

Portfolio Summary

2
Total Pending OAs
1
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.

1
Hard (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (50%)
Multi-statute (no §101)1 (50%)

Industry Mix

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

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

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHAN, TSZFUNG JACKIE 1 75.6% +18.9%
HOBAN, MATTHEW E 1 60.4% +25.3%

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
18399386 INDUCTOR, AND ELECTRONIC AND ELECTRIC EQUIPMENT CHAN, TSZFUNG JACKIE —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18399386 INDUCTOR, AND ELECTRONIC AND ELECTRIC EQUIPMENT CHAN, TSZFUNG JACKIE —
18363561 SOFT MAGNETIC MATERIAL AND ELECTRONIC COMPONENT HOBAN, MATTHEW E —

Top Art Units

Art UnitApps
1734 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18399386 INDUCTOR, AND ELECTRONIC AND ELECTRIC EQUIPMENT CHAN, TSZFUNG JACKIE — §103§112 Non-Final OA — Pending Dec 28, 2023
18363561 SOFT MAGNETIC MATERIAL AND ELECTRONIC COMPONENT HOBAN, MATTHEW E 1734 §103 Final Rejection — Pending Aug 01, 2023

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