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Nabtesco Automotive Corporation

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USPTO Granted Patents = 44

% Expired Patents = 15.9

EPO Patents = 33

Forward Citations = 77

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19 inventors (with patents filed for the assignee):

Ichiro Minato (28 out of 28 patents)

Takuya Sugio (24 out of 24 patents)

Hiroki Hasebe (11 out of 12 patents)

4. Hiroyuki Murakami (10 out of 16 patents)

5. Hiroaki Kawanami (8 out of 8 patents)

6. Takeo Shimomura (5 out of 5 patents)

7. Katsunori Tanaka (5 out of 73 patents)

8. Masanori Momoki (4 out of 4 patents)

9. Yoshihiro Mitsuhashi (4 out of 5 patents)

10. Kazuya Yoketa (3 out of 3 patents)

11. Kouji Takahashi (3 out of 10 patents)

12. Taku Kawakami (3 out of 3 patents)

13. Akinori Nishimura (3 out of 3 patents)

14. Nobushige Matsuie (2 out of 2 patents)

15. Tomoya Nishihara (2 out of 2 patents)

Core Competencies:

Oil Separator

Compressed Air Drying System

Brake System

Exhaust Valve

Silencer

Air Dryer

Vacuum Pump

Pressure Governor

Spring Brake Chamber

Rotary Pump

Compressed Air Supply Device

Check Valve

44 patents: Sort by Forward Citations

1. 11198080 - Oil separator and compressed air drying system (2021-12-14),

2. 10843112 - Oil separator and compressed air drying system (2020-11-24),

3. 10815849 - Oil separator (2020-10-27),

4. 10632406 - Oil separator, and system for separating oil for vehicle (2020-04-28),

5. 10625718 - Brake system and brake control method (2020-04-21),

6. 10603619 - Oil separator (2020-03-31),

7. 10561979 - Compressed air drying system and check valve used in compressed air drying system (2020-02-18),

8. 10543449 - Silencer, exhaust valve, valve device, air dryer, compressed air supply device for vehicle, and compressed air supply system (2020-01-28),

9. 10434464 - Compressed-air drying device, method for controlling compressed-air drying device, and vehicle (2019-10-08),

10. 10369516 - Compressed-air drying system (2019-08-06),

11. 10343108 - Air drier (2019-07-09),

12. 10293292 - Oil separator (2019-05-21),

13. 10253775 - Rotary pump having a casing being formed with a communicating hole communicating a space that is between the side plate and the wall surface of the driving machine (2019-04-09),

14. 10207694 - Parking brake system (2019-02-19),

15. 10173660 - Oil separator (2019-01-08),

Company Overview

Nabtesco Automotive Corporation, headquartered in Tokyo, Japan, specializes in advanced automotive technologies, focusing on systems that enhance vehicle performance and safety. The company develops a range of products including oil separators, compressed air drying systems, and various braking systems, which are integral to modern automotive engineering. With a commitment to innovation, Nabtesco plays a significant role in the automotive sector, providing solutions that improve efficiency and reliability in vehicle operations.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

44 Patents

#866 in Tokyo

#1,865 in Japan

#15,771 in the World

Nabtesco Automotive Corporation

Forward Citations = 77

19 inventors:

Ichiro Minato (28 out of 28 patents)

Takuya Sugio (24 out of 24 patents)

Hiroki Hasebe (11 out of 12 patents)

4. Hiroyuki Murakami (10 out of 16 patents)

5. Hiroaki Kawanami (8 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nabtesco Automotive Corporation. Retrieved from https://idiyas.com/company/nabtesco-automotive

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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