Where does Aisin Seiki Kabushiki Kaisha rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Aisin Seiki Kabushiki Kaisha ranks #389 of 49,997 assignees by granted-patent volume, the same sort as the companies listing and top-holders ranking. See /methodology/#corpus-placement.

How many patents does Aisin Seiki Kabushiki Kaisha hold?

Aisin Seiki Kabushiki Kaisha holds 1,137 US utility patents granted between 2015 and 2024, spanning 171 technology areas.

What is Aisin Seiki Kabushiki Kaisha's Innovation Score?

Aisin Seiki Kabushiki Kaisha has an Innovation Score of 54.7 out of 100 (top 7% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

Is Aisin Seiki Kabushiki Kaisha's patent grant rate increasing or decreasing?

Aisin Seiki Kabushiki Kaisha's recent grant velocity is -66% compared to the prior five-year period (grant years, not application filing dates). Grant activity has slowed relative to earlier years.

What does claim depth mean for Aisin Seiki Kabushiki Kaisha's patents?

Aisin Seiki Kabushiki Kaisha's patents average 8.1 claims each. This is an aggregate descriptive count from the grant record; it does not establish claim scope, legal strength, enforceability, or design-around risk.

How is the Aisin Seiki Kabushiki Kaisha patent data sourced?

All patent data comes from USPTO PatentsView, a public research dataset maintained by the United States Patent and Trademark Office covering US granted utility patents from 2015 to 2025.

USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Aisin Seiki Kabushiki Kaisha

Q: What technology areas does Aisin Seiki Kabushiki Kaisha focus on?

Aisin Seiki Kabushiki Kaisha's top technology area is B60R (Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR) with 177 patents. Grants appear in 171 CPC subclasses total.

USPTO PatentsView assignee record - 1,137 granted patents across 171 technology areas, recorded in grant years 2015–2024. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: B60R (Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Aisin ranks #389 of 49,997 tracked US assignees by granted-patent volume, with 1,137 patents across 171 technology areas.

#389
of 49,997 US assignees by volume: Top 7%
by Innovation Score (54.7/100): 8.1
avg claims per patent: -66%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R389 · Foreign Corporation #389 · 1,137 grants

GRANTS-LARGE · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-PAR · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

GRANTS-LARGE 1.1K grants
TOP-DECILE #389/49,997
PHOTO-FINISH Cadence Design Systems
CPC-WIDE B60R · 171 areas
INNOV-PAR 54.7/100
CLAIMS-PAR 8.1 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-DROP -66% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Cadence Design Systems, Inc. (±1 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

Qualcomm Incorporated · highest

85
AAC Optics Solutions… · near

55
Aisin Seiki · this assignee

55
Denali Therapeutics · near

55
Lite-on Opto… · near

55
Midtronics · near

55
3D Lighting… · lowest

7

What this shows Aisin's Innovation Score is 54.7/100 (top 7% of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

How Aisin's grant cadence moved

Between 2020–2024, Aisin Seiki Kabushiki Kaisha received 291 grants versus 846 in 2015–2019 (-66% equal-window velocity, below median growth). Across complete PatentsView years, output peaked in 2015 at 190 grants and bottomed in 2024 at 2. Lead class B60R accounts for 15.6% of the portfolio across 171 subclasses. Volume neighbours: Hitachi Astemo, Ltd. (#385) and Orange (#393).

Aisin's three-year grant acceleration

From 2019–2021 to 2022–2024, Aisin Seiki Kabushiki Kaisha moved from 435 to 36 grants (0.08x the prior three-year total, a multiple, not a CAGR). Among 3,296 tracked assignees with ≥100 grants and ≥20 prior-period grants, that multiple ranks #3,191. See the growth leaderboard.

Hitachi Astemo

1,145
Osram Opto Semico…

1,141
Northrop Grumman…

1,140
Cadence Design Sy…

1,138
Aisin Seiki ◀

1,137
Korea Institute O…

1,136
Kimberly-clark Wo…

1,135
Taiyo Yuden

1,135
Orange

1,134

What this shows Aisin holds 1,137 patents at rank #389, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Aisin

By rank, the assignees closest to #389 in granted patent volume.

Leaders in B60R (Vehicles)

Other assignees with the most granted patents in Aisin's primary technology class.

Assignees with similar portfolio profiles

Two PlainPatent-derived peer sets for Aisin, neither rank-band nor same-CPC leaders (those blocks stay above).

Similar innovation score

Nearest assignees by Innovation Score (55 here).

AAC Optics Solutions Pte. Ltd. 55 Lite-on Opto Technology (CHANGZHOU) Co., Ltd. 55 Denali Therapeutics Inc. 55 Midtronics, Inc. 55

Similar claim depth

Nearest assignees by average claims per patent (8.1 here).

Juki Corporation 8.1 avg Guangzhou Shiyuan Electronic Technology Company Limited 8.1 avg Enplas Corporation 8.1 avg Shenzhen Guanke Technologies Co., Ltd 8.1 avg

Aisin's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

55 Top 7% higher than 93% of 49,997 US assignees

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

USPTO utility patent grants by year · 2015–2024

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table

Aisin Seiki Kabushiki Kaisha patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	190	16.7%
2016	158	13.9%
2017	168	14.8%
2018	150	13.2%
2019	180	15.8%
2020	152	13.4%
2021	103	9.1%
2022	29	2.6%
2023	5	0.4%
2024	2	0.2%

Which technologies does Aisin Seiki Kabushiki Kaisha patent most?

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 177

B60N - Seats Specially Adapted FOR VEHICLES; Vehicle Passenger Accommodation NOT Otherwise Provided FOR 139

B60J - Windows, Windscreens, Non-fixed Roofs, Doors, OR Similar Devices FOR VEHICLES; Removable External Protective Coverings Specially Adapted FOR Vehicles 126

B62D - Motor VEHICLES; Trailers 121

Y02T - Climate Change Mitigation Technologies Related TO Transportation 107

F01L - Cyclically Operating Valves FOR Machines OR Engines 104

E05B - LOCKS; Accessories THEREFOR; Handcuffs 95

E05F - Devices FOR Moving Wings Into Open OR Closed POSITION; Checks FOR WINGS; Wing Fittings NOT Otherwise Provided FOR, Concerned With THE Functioning OF THE Wing 87

B60W - Conjoint Control OF Vehicle Sub-units OF Different Type OR Different FUNCTION; Control Systems Specially Adapted FOR Hybrid VEHICLES; Road Vehicle Drive Control Systems FOR Purposes NOT Related TO THE Control OF A Particular Sub-unit 83

E05Y - Indexing Scheme Associated With Subclasses E05d AND E05f, Relating TO Construction Elements, Electric Control, Power Supply, Power Signal OR Transmission, User Interfaces, Mounting OR Coupling, Details, Accessories, Auxiliary Operations NOT Otherwise Provided FOR, Application Thereof 82

F16H - Gearing 74

Y10T - Technical Subjects Covered BY Former US Classification 74

G06V - Image OR Video Recognition OR Understanding 66

G06T - Image Data Processing OR Generation, IN General 66

B60K - Arrangement OR Mounting OF Propulsion Units OR OF Transmissions IN VEHICLES; Arrangement OR Mounting OF Plural Diverse Prime-movers IN VEHICLES; Auxiliary Drives FOR VEHICLES; Instrumentation OR Dashboards FOR VEHICLES; Arrangements IN Connection With Cooling, AIR Intake, GAS Exhaust OR Fuel Supply 65

Top 15 of 171 technology areas

Where it ranks

Overall rank by patents

#389

of 49,997 tracked assignees

Innovation Score

54.7 out of 100

View all rankings →

Data Source

USPTO PatentsView, US granted patents 2015–2025

How is Innovation Score calculated?

What to do with this data

Aisin Seiki Kabushiki Kaisha's patent record in context - here's where to go next.

Aisin Seiki Kabushiki Kaisha's lead technology class is B60R (Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR), 15.6% of its portfolio - see every assignee active in that class. Explore B60R
Ranked #389 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Aisin Seiki Kabushiki Kaisha against Hitachi Astemo, Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 54.7/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page

USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Compiled by PlainPatent, US Patent Intelligence Editorial Process · May 15, 2026

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.