Prosecution Insights
Last updated: October 26, 2026

Hitachi Astemo Ltd.

Technology areas: Semiconductors, Circuits & Optics • Transportation, E-Commerce & Mechanical Systems

90 pending office actions • 42 art units • 77 examiners • 0 of 90 (0%) have an AI response strategy ready • 330 patents granted in the last 365 days

Portfolio Summary

90
Total Pending OAs
59
Non-Final OAs
29
Final Rejections
2
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 20 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

10
Overdue
1
Due this week
3
Due this month
4
Due in next 60 days
2
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. 20 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (10)Due ≤ 7 days (1)Due ≤ 30 days (3)Due ≤ 60 days (4)Due later (2)

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.

44
Hard (49%)
40
Medium (44%)
6
Easy (7%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only1 (1%)
§101 + other11 (12%)
§103 only29 (32%)
§102 only11 (12%)
§112 only6 (7%)
Multi-statute (no §101)32 (36%)

Industry Mix

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

1
Life Sciences
1% of docket
8
Information Tech
9% of docket
2
Communications
2% of docket
22
Semiconductors
24% of docket
55
Mechanical / Eng
61% of docket
2
Business / Other
2% 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.

900 h
Manual time on pending OAs
180 h
Time saved (low, 20%)
315 h
Time saved (mid, 35%)
7.9 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, LILLIAN T 4 84.1% +13.9%
HSIAO, JAMES K 3 77.1% +15.2%
IRVIN, SHEA WOODROW 3 60.0% -11.5%
MERLINO, DAVID P 2 71.1% +10.6%
IRVIN, THOMAS W 2 77.5% +14.5%
LAUGHLIN, CHARLES S 2 76.7% +9.2%
DHAKAL, BICKEY 2 84.2% +16.5%
MARINI, MATTHEW G 2 60.6% +21.9%
WILLIAMS, THOMAS J 2 78.7% +14.2%
NGUYEN, CUONG H 1 78.7% +8.9%

Quick Wins (4)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18844232 TRANSFORMATION CONTROL DEVICE AND POWER CONVERSION DEVICE DHAKAL, BICKEY —
18689886 SHOCK ABSORBER NGUYEN, LILLIAN T —
18690077 DISK BRAKE NGUYEN, LILLIAN T —
18689888 CYLINDER DEVICE NGUYEN, LILLIAN T —

Hard Cases (44)

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
18553616 VEHICLE CONTROL DEVICE WILLIAMS, THOMAS J 53d overdue
18710078 ROTOR OF ROTATING ELECTRIC MACHINE ELNAKIB, AHMED 36d overdue
18840108 VEHICLE DIAGNOSTIC SYSTEM GOODBODY, JOAN T 31d overdue
18846964 MAN-HOUR INPUT PLAN GENERATION SYSTEM AND MAN-HOUR INPUT PLAN GENERATION METHOD PUJOLS-CRUZ, MARJORIE 19d
18834178 TRAVEL ASSISTANCE DEVICE AND TRAVEL ASSISTANCE METHOD WU, PAYSUN 33d
18863704 Onboard Control Unit NGUYEN, CUONG H —
19114010 INFORMATION PROCESSING DEVICE, DRIVING ASSISTANCE SYSTEM, AND INFORMATION PROCESSING METHOD KHATIB, RAMI —
19112357 INFORMATION PROCESSING DEVICE, DRIVING ASSISTANCE SYSTEM, AND INFORMATION PROCESSING METHOD EL CHANTI, HUSSEIN A —

Interview Candidates (17)

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
18553616 VEHICLE CONTROL DEVICE WILLIAMS, THOMAS J 53d overdue
18370576 ELECTRIC PARKING BRAKE DEVICE WILLIAMS, THOMAS J 18d overdue
18281796 Physical Quantity Detection Device, Signal Processing Device, and Signal Processing Method MARINI, MATTHEW G 13d
19107899 VEHICLE CONTROL APPARATUS, VEHICLE CONTROL METHOD, AND VEHICLE CONTROL SYSTEM MERLINO, DAVID P —
18993163 BRAKE DEVICE IRVIN, THOMAS W —
18876867 MOTOR CONTROL APPARATUS AND MOTOR CONTROL SYSTEM DHAKAL, BICKEY —
18845194 SHOCK ABSORBER HSIAO, JAMES K —
18844232 TRANSFORMATION CONTROL DEVICE AND POWER CONVERSION DEVICE DHAKAL, BICKEY —

Top Art Units

Art UnitApps
3616 13
3665 7
2834 7
3747 6
3669 4
3655 4
3664 3
3668 3
2837 3
3661 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18863704 Onboard Control Unit NGUYEN, CUONG H 3664 §103§112 Final Rejection — Pending Jul 30, 2025
19114010 INFORMATION PROCESSING DEVICE, DRIVING ASSISTANCE SYSTEM, AND INFORMATION PROCESSING METHOD KHATIB, RAMI 3669 §101§102§112 Non-Final OA — Pending Mar 21, 2025
19112357 INFORMATION PROCESSING DEVICE, DRIVING ASSISTANCE SYSTEM, AND INFORMATION PROCESSING METHOD EL CHANTI, HUSSEIN A 3669 §101§112 Non-Final OA — Pending Mar 17, 2025
19111629 VEHICLE CONTROL SYSTEM CROMER, ANDREW J 3667 §102§103§112 Non-Final OA — Pending Mar 13, 2025
19111562 Vehicle Control Device, Vehicle Control Method, and Vehicle Control System KRAFT, LOGAN M 3747 §101§102 Non-Final OA — Pending Mar 13, 2025
19110795 TRAVEL PATH GENERATION DEVICE WILLIS, BRANDON Z. 3665 §101§102§103§112 Non-Final OA — Pending Mar 11, 2025
19110027 CAMERA SYSTEM TORRENTE, RICHARD T 2485 §103 Non-Final OA — Pending Mar 07, 2025
19108466 Rotating Electric Machine QURESHI, MOHAMMED AHMED 2834 §103§112 Non-Final OA — Pending Mar 04, 2025
19108467 Electric Power Source Switching Apparatus, Vehicle Control Apparatus, and Electric Power Source Switching Method ALMO, KHAREEM E 2836 §102§103 Non-Final OA — Pending Mar 04, 2025
19107899 VEHICLE CONTROL APPARATUS, VEHICLE CONTROL METHOD, AND VEHICLE CONTROL SYSTEM MERLINO, DAVID P 3665 §101§103 Non-Final OA — Pending Feb 28, 2025
19107778 Vehicle Behavior Estimation Method, Vehicle Behavior Detection Apparatus, and Steering System KIRBY, BRIAN R 3747 §102§103 Non-Final OA — Pending Feb 28, 2025
19107889 VEHICLE CONTROL APPARATUS, VEHICLE CONTROL METHOD, AND VEHICLE CONTROL SYSTEM NGUYEN, TAN QUANG 3661 §102 Non-Final OA — Pending Feb 28, 2025
19107847 SUSPENSION CONTROL SYSTEM AND SUSPENSION CONTROL METHOD GILBERTSON, SHAYNE M 3665 §102§103§112 Non-Final OA — Pending Feb 28, 2025
19107367 VEHICLE CONTROL APPARATUS, VEHICLE CONTROL METHOD, AND VEHICLE CONTROL SYSTEM TRAN, LONG T 3747 §102 Non-Final OA — Pending Feb 27, 2025
19106533 STATOR AND ROTATING ELECTRIC MACHINE GONZALEZ QUINONES, JOSE A 2834 §103 Non-Final OA — Pending Feb 25, 2025
19106017 CONTROL DEVICE KIM, ANDREW SANG 3668 §103 Non-Final OA — Pending Feb 24, 2025
19103660 INTERNAL COMBUSTION ENGINE CONTROL DEVICE AND INTERNAL COMBUSTION ENGINE CONTROL METHOD AMICK, JACOB M 3747 §102 Non-Final OA — Pending Feb 13, 2025
19103391 ELECTRONIC CONTROL DEVICE BUI, HUNG S 2841 §103 Non-Final OA — Pending Feb 12, 2025
19102095 STEERING-OPERATION INPUT MEMBER, STEERING-OPERATION INPUT DEVICE, AND STEERING APPARATUS GOKHALE, PRASAD V 3653 §102§103§112 Non-Final OA — Pending Feb 07, 2025
18996335 Vehicle Control Device, Vehicle Control Method, and Steering System REINBOLD, SCOTT A 3747 §103 Non-Final OA — Pending Jan 17, 2025
18996663 VEHICLE CONTROL DEVICE KWIATKOWSKA, LIDIA 3666 §102 Non-Final OA — Pending Jan 17, 2025
18996386 STEERING DEVICE MEDANI, MOHAMED 3611 §102§103 Non-Final OA — Pending Jan 17, 2025
18993163 BRAKE DEVICE IRVIN, THOMAS W 3616 §112 Non-Final OA — Pending Jan 10, 2025
18992820 AC MOTOR CONTROL DEVICE, ELECTRIC VEHICLE, AND AC MOTOR CONTROL METHOD PAUL, ANTONY M — §102§112 Non-Final OA — Pending Jan 09, 2025
18992853 COOLING SYSTEM FOR ROTARY ELECTRIC MACHINE VAZIRI, MASOUD 2834 §102 Non-Final OA — Pending Jan 09, 2025
18992048 PLANAR COIL ARRAY AND DISPLACEMENT SENSOR RAJAPUTRA, SURESH KS 2858 §103 Non-Final OA — Pending Jan 07, 2025
18881635 INTRUSION DETECTION DEVICE AND INTRUSION DETECTION METHOD NGUY, CHI D 2435 §103 Final Rejection 42d Pending Jan 06, 2025
18880745 STATE DETERMINATION DEVICE BHANDARI, SHREYAJ RAM 2434 §103 Final Rejection — Pending Jan 02, 2025
18877370 MOTOR CONTROL DEVICE LAUGHLIN, CHARLES S 2837 §102 Non-Final OA — Pending Dec 20, 2024
18876867 MOTOR CONTROL APPARATUS AND MOTOR CONTROL SYSTEM DHAKAL, BICKEY 2837 §102§103 Non-Final OA — Pending Dec 19, 2024
18876722 Vehicle Control Device NAHAR, QAMRUN 2199 §101 Non-Final OA — Pending Dec 19, 2024
18876351 ACTUATOR, METHOD OF MANUFACTURING ACTUATOR CASE THEREOF, AND CORE FOR MANUFACTURING JOHNSON, VICKY A 3617 §102 Non-Final OA — Pending Dec 18, 2024
18873805 Vehicle Control Device BRADY III, PATRICK MICHAEL 3665 §103 Final Rejection 4d overdue Pending Dec 11, 2024
18873196 POWER CONVERSION DEVICE AND ESTIMATION METHOD FOR DIRECT CURRENT IN POWER CONVERSION DEVICE TORRES-RIVERA, ALEX 2838 §103§112 Non-Final OA — Pending Dec 09, 2024
18872522 ELECTROMAGNETIC FUEL INJECTION VALVE GREENLUND, JOSEPH A 3752 §103 Final Rejection — Pending Dec 06, 2024
18967906 DISC BRAKE AND COVER COMPONENT TORRES WILLIAMS, MELANIE 3616 §102§103 Non-Final OA — Pending Dec 04, 2024
18850992 DRIVE CIRCUIT AND CONTROL METHOD FOR DRIVE CIRCUIT THOMAS, LUCY M 2838 §103 Final Rejection — Pending Sep 25, 2024
18848774 Rotary Electric Machine JOHNSON, ERIC — §102§103§112 Non-Final OA — Pending Sep 19, 2024
18847896 EXTERNAL ENVIRONMENT RECOGNITION DEVICE MERINO, JOHN CHIANG 3669 §103 Non-Final OA 195d overdue Pending Sep 17, 2024
18846981 VEHICLE CONTROL DEVICE PARK, CHANMIN 3661 §103 Final Rejection 23d overdue Pending Sep 13, 2024
18846964 MAN-HOUR INPUT PLAN GENERATION SYSTEM AND MAN-HOUR INPUT PLAN GENERATION METHOD PUJOLS-CRUZ, MARJORIE 3624 §101§103 Non-Final OA 19d Pending Sep 13, 2024
18845194 SHOCK ABSORBER HSIAO, JAMES K 3616 §102§112 Non-Final OA — Pending Sep 09, 2024
18844232 TRANSFORMATION CONTROL DEVICE AND POWER CONVERSION DEVICE DHAKAL, BICKEY 2837 §102Other Final Rejection — Pending Sep 05, 2024
18843990 ARITHMETIC DEVICE AND ARITHMETIC METHOD KEATON, SHERROD L 2148 §101§103Other Non-Final OA — Pending Sep 04, 2024
18842459 SHOCK ABSORBER AND DAMPING VALVE DEVICE IRVIN, SHEA WOODROW 3616 §102§103 Non-Final OA — Pending Aug 29, 2024
18841313 VEHICLE DRIVE SYSTEM SWENSON, BRIAN L 3613 §102§103 Non-Final OA — Pending Aug 23, 2024
18688876 ELECTRIC BRAKE APPARATUS AND DRIVE UNIT NGUYEN, LILLIAN T 3655 §102§103 Non-Final OA — Pending Aug 22, 2024
18840108 VEHICLE DIAGNOSTIC SYSTEM GOODBODY, JOAN T 3664 §101§103 Final Rejection 31d overdue Pending Aug 21, 2024
18839822 ELECTRONIC CONTROL DEVICE AND AUTHENTICATION METHOD SMITH, CHENECA 2192 §101§112 Non-Final OA — Pending Aug 20, 2024
18837401 ELECTRIC BRAKE APPARATUS HSIAO, JAMES K 3616 §102Other Non-Final OA — Pending Aug 09, 2024

View all 90 →

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Frequently Asked Questions

How many pending USPTO office actions does Hitachi Astemo Ltd. have?

Hitachi Astemo Ltd. has 90 pending office actions as of October 2026, spread across 42 art units and 77 examiners.

Which USPTO examiner handles the most Hitachi Astemo Ltd. applications?

Lillian T Nguyen has the most, with 4 of Hitachi Astemo Ltd.'s pending office actions.

What technology area are Hitachi Astemo Ltd.'s patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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