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Bosch Braking Systems Co. Ltd.

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USPTO Granted Patents = 38

% Expired Patents = 36.8

Forward Citations = 244

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46 inventors (with patents filed for the assignee):

Hidefumi Inoue (12 out of 35 patents)

Yoshiyasu Takasaki (5 out of 25 patents)

Naohito Saito (5 out of 7 patents)

4. Hiroyuki Oka (5 out of 17 patents)

5. Hirotetsu Sonoda (4 out of 9 patents)

6. Yukihiro Honda (3 out of 3 patents)

7. Tadashige Sakamoto (3 out of 4 patents)

8. Masahiro Shimada (3 out of 13 patents)

9. Masahiro Ikeda (3 out of 22 patents)

10. Tatsuya Fukushima (3 out of 4 patents)

11. Makoto Watanabe (2 out of 31 patents)

12. Mamoru Sawada (2 out of 76 patents)

13. Yuzo Imoto (2 out of 37 patents)

14. Shusaku Chiba (2 out of 3 patents)

15. Kazuyoshi Uchino (2 out of 10 patents)

Core Competencies:

Brake Booster

Master Cylinder

Fluid Pressure

Electric Control

Variable Displacement Pump

Automatic Brake

Brake Control

Reservoir Apparatus

Hydraulic Booster

Power Steering

Brake Pedal

Steering Damper

38 patents: Sort by Forward Citations

1. 6832479 - Resin piston for master cylinder in brake system, master cylinder, die for molding resin piston for master cylinder, and manufacturing method of resin piston for master cylinder (2004-12-21),

2. 6793295 - Brake control method and brake control apparatus for motorcycle (2004-09-21),

3. 6711982 - Brake booster (2004-03-30),

4. 6672197 - Automatic brake booster (2004-01-06),

5. 6666105 - Brake pedal apparatus (2003-12-23),

6. 6655140 - Fluid pressure boosting device (2003-12-02),

7. 6651429 - Master cylinder (2003-11-25),

8. 6637201 - Master cylinder (2003-10-28),

9. 6634724 - Electrically driven brake booster (2003-10-21),

10. 6634275 - Automatic brake booster (2003-10-21),

11. 6601927 - Method for detecting lifting of rear wheel and method for controlling braking, of two wheeled vehicle (2003-08-05),

12. 6568768 - Brake system (2003-05-27),

13. 6564692 - Brake booster (2003-05-20),

14. 6550591 - Reservoir apparatus and auxiliary reservoir (2003-04-22),

15. 6543859 - Electric control apparatus for brake (2003-04-08),

Company Overview

Bosch Braking Systems Co. Ltd., based in Tokyo, specializes in the development and manufacturing of advanced braking systems for the automotive industry. The company focuses on enhancing vehicle safety and performance through innovative technologies, including anti-lock braking systems (ABS) and electronic stability control (ESC). With a commitment to research and development, Bosch Braking Systems plays a crucial role in shaping the future of automotive engineering, contributing to safer and more efficient transportation solutions globally.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

38 Patents

#950 in Tokyo

#2,027 in Japan

#17,853 in the World

Bosch Braking Systems Co. Ltd.

Forward Citations = 244

46 inventors:

Hidefumi Inoue (12 out of 35 patents)

Yoshiyasu Takasaki (5 out of 25 patents)

Naohito Saito (5 out of 7 patents)

4. Hiroyuki Oka (5 out of 17 patents)

5. Hirotetsu Sonoda (4 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Bosch Braking Systems Co. Ltd.. Retrieved from https://idiyas.com/company/bosch-braking-systems-company

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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