Where does Mitsuba Corporation rank among US patent assignees?

According to USPTO PatentsView (2015–2025 granted utility patents), Mitsuba Corporation ranks #1,574 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 Mitsuba Corporation hold?

Mitsuba Corporation holds 263 US utility patents granted between 2015 and 2025, spanning 79 technology areas.

What is Mitsuba Corporation's Innovation Score?

Mitsuba Corporation has an Innovation Score of 53.9 out of 100 (top 8% of the corpus). This composite metric weighs portfolio volume (40%), grant velocity (20%), technology breadth (25%), and claim depth (15%).

What technology areas does Mitsuba Corporation focus on?

Mitsuba Corporation's top technology area is H02K (Dynamo-electric Machines) with 116 patents. Grants appear in 79 CPC subclasses total.

Is Mitsuba Corporation's patent grant rate increasing or decreasing?

Mitsuba Corporation's recent grant velocity is +8% compared to the prior five-year period (grant years, not application filing dates). The company is maintaining or growing its granted-patent output.

What does claim depth mean for Mitsuba Corporation's patents?

Mitsuba Corporation's patents average 7.8 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 Mitsuba Corporation 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

Mitsuba Corporation

USPTO PatentsView assignee record - 263 granted patents across 79 technology areas, recorded in grant years 2015–2025. 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: H02K (Dynamo-electric Machines).

Compiled by PlainPatent · May 15, 2026

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The verdict

According to USPTO PatentsView, Mitsuba ranks #1,574 of 49,997 tracked US assignees by granted-patent volume, with 263 patents across 79 technology areas.

#1,574
of 49,997 US assignees by volume: Top 8%
by Innovation Score (53.9/100): 7.8
avg claims per patent: +8%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R1574 · Foreign Corporation #1,574 · 263 grants

GRANTS-MID · TOP-DECILE · PHOTO-FINISH · CPC-WIDE · INNOV-PAR · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-FLAT · BOOK-FULL

GRANTS-MID 263 grants
TOP-DECILE #1,574/49,997
PHOTO-FINISH Basf Coatings
CPC-WIDE H02K · 79 areas
INNOV-PAR 53.9/100
CLAIMS-SPARSE 7.8 claims/avg
TYPE-FRNCORP Foreign Corp
VEL-FLAT +8% vel
BOOK-FULL 10/10 fields

Nearest grant-volume peer: Basf Coatings GMBH (±0 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
Mitsuba · this assignee

54
Brose Fahrzeugteile… · near

54
Entrust · near

54
Inventec Appliances… · near

54
Musashi Engineering · near

54
3D Lighting… · lowest

7

What this shows Mitsuba's Innovation Score is 53.9/100 (top 8% 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 Mitsuba's grant cadence moved

Between 2020–2024, Mitsuba Corporation received 125 grants versus 116 in 2015–2019 (+8% equal-window velocity, above median growth). Across complete PatentsView years, output peaked in 2020 at 42 grants and bottomed in 2023 at 12. Lead class H02K accounts for 44.1% of the portfolio across 79 subclasses. Volume neighbours: Inspur Suzhou Intelligent Technology Co., Ltd. (#1,570) and Kabushiki Kaisha Toyota Chuo Kenkyusho (#1,578).

Mitsuba's three-year grant acceleration

From 2019–2021 to 2022–2024, Mitsuba Corporation moved from 89 to 66 grants (0.74x 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 #2,011. See the growth leaderboard.

Inspur Suzhou Int…

264
Witricity

264
Basf Coatings

263
Conmed

263
Mitsuba ◀

263
Autel Robotics

262
Canon U

262
Hisense Internati…

262
Toyota Chuo Kenky…

262

What this shows Mitsuba holds 263 patents at rank #1,574, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Companies ranked near Mitsuba

By rank, the assignees closest to #1,574 in granted patent volume.

Leaders in H02K (Dynamo-electric Machines)

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

Assignees with similar portfolio profiles

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

Similar innovation score

Nearest assignees by Innovation Score (54 here).

Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft 54 Musashi Engineering, Inc. 54 Entrust Corporation 54 Inventec Appliances (Shanghai) Co., Ltd. 54

Similar claim depth

Nearest assignees by average claims per patent (7.8 here).

Nitto Boseki Co., Ltd. 7.8 avg Water Pik, Inc. 7.8 avg Sodick Co., Ltd. 7.8 avg THE Catholic University OF Korea Industry-academic Cooperation Foundation 7.8 avg

Mitsuba's Innovation Score vs. every tracked assignee

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

54 Top 8% higher than 92% 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 · 2015–2025

Grants by year

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

View data table

Mitsuba Corporation patent grants by year, 2015–2025
Year	Patents Granted	Share of Period
2015	17	6.5%
2016	17	6.5%
2017	22	8.4%
2018	30	11.4%
2019	30	11.4%
2020	42	16.0%
2021	17	6.5%
2022	25	9.5%
2023	12	4.6%
2024	29	11.0%
2025partial year	22	8.4%

Which technologies does Mitsuba Corporation patent most?

H02K - Dynamo-electric Machines 116

B60S - Servicing, Cleaning, Repairing, Supporting, Lifting, OR Manoeuvring OF Vehicles, NOT Otherwise Provided FOR 77

H02P - Control OR Regulation OF Electric Motors, Electric Generators OR Dynamo-electric CONVERTERS; Controlling Transformers, Reactors OR Choke Coils 48

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 47

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 43

F16H - Gearing 38

B60J - Windows, Windscreens, Non-fixed Roofs, Doors, OR Similar Devices FOR VEHICLES; Removable External Protective Coverings Specially Adapted FOR Vehicles 29

Y10T - Technical Subjects Covered BY Former US Classification 14

F04D - Non-positive-displacement Pumps 12

B60R - Vehicles, Vehicle Fittings, OR Vehicle Parts, NOT Otherwise Provided FOR 12

H01R - Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors 11

F16D - Couplings FOR Transmitting ROTATION; CLUTCHES; Brakes 10

E05D - Hinges OR Suspension Devices FOR Doors, Windows OR Wings 9

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing 8

F02N - Starting OF Combustion ENGINES; Starting Aids FOR Such Engines, NOT Otherwise Provided FOR 8

Top 15 of 79 technology areas

Where it ranks

Overall rank by patents

#1,574

of 49,997 tracked assignees

Innovation Score

53.9 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

Mitsuba Corporation's patent record in context - here's where to go next.

Mitsuba Corporation's lead technology class is H02K (Dynamo-electric Machines), 44.1% of its portfolio - see every assignee active in that class. Explore H02K
Ranked #1,574 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
Compare Mitsuba Corporation against Inspur Suzhou Intelligent Technology Co., Ltd., an assignee filing at a similar volume. Compare portfolios
Innovation Score of 53.9/100 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.