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For the Inventor, By the Inventor

Fujisawa, Japan

Kazuaki Shimizu

This inventor holds 13 USPTO granted patents. Top assignee: Nissan Motor Company Limited. Active years: 1976-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuaki Shimizu. Retrieved from https://idiyas.com/inventor/kazuaki-shimizu

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

USPTO Granted Patents = 13

% Patents Active = 100.0

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 69(Granted Patents)


Location History:

  • Yokohama, JA (1976)
  • Yokosuka, JA (1976)
  • Fujisawa, JA (1978)
  • Fujisawa, JP (1979 - 1982)
  • Tokyo, JP (1992)

Company Filing History:

goldMedal13 out of 13,420 
 
Nissan Motor Company Limited
 patents

Years Active: 1976-1992

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13 patents (USPTO):Explore Patents
1. 5091857 - Driving force control system (1992-02-25),
2. 4325582 - Hydraulic pressure control valve assembly for automotive hydraulic brake (1982-04-20),
3. 4294336 - Disc brake (1981-10-13),
4. 4284307 - Hydraulic pressure control valve assembly for automotive hydraulic brake (1981-08-18),
5. 4264111 - Hydraulic anti-skid device (1981-04-28),
6. 4188074 - Hydraulic anti-skid device (1980-02-12),
7. 4162108 - Hydraulic anti-skid device (1979-07-24),
8. 4149379 - Motor vehicle power assisted braking system (1979-04-17),
9. 4132451 - Anti skid control valve (1979-01-02),
10. 4085829 - Disc brake (1978-04-25),
11. 3973652 - Closed loop type disc brake (1976-08-10),
12. 3952840 - Elastomeric bushing clearance device for a closed-loop disc brake (1976-04-27),
13. 3945471 - Disc brake pad wear indicator structure (1976-03-23),

Title: Kazuaki Shimizu: Innovator in Automotive Technology

Introduction

Kazuaki Shimizu is a prominent inventor based in Fujisawa, Japan. He has made significant contributions to the automotive industry, particularly in the field of vehicle control systems. With a total of 13 patents to his name, Shimizu's work has had a lasting impact on automotive technology.

Latest Patents

One of Shimizu's latest patents is a driving force control system. This innovative system includes a device for measuring the operating state of the vehicle brake system and generating an output signal. It also features a device for controlling driving force when a predetermined condition is met after the output signal indicates a specific operating state of the vehicle brake system. Another notable patent is for a hydraulic pressure control valve assembly for automotive hydraulic brakes. This assembly comprises a proportioning valve with a plunger that moves axially in response to hydraulic pressure, controlling the magnitude of hydraulic pressure in a fluid outlet port. Additionally, it includes a deceleration sensing valve that responds to vehicle deceleration, ensuring optimal braking performance.

Career Highlights

Kazuaki Shimizu is currently employed at Nissan Motor Company Limited, where he continues to develop innovative automotive technologies. His expertise in vehicle control systems has positioned him as a key figure in the advancement of automotive safety and performance.

Collaborations

Shimizu has collaborated with notable colleagues in the industry, including Tetu Yamazaki and Yoshinori Katayama. These collaborations have further enhanced the development of cutting-edge automotive technologies.

Conclusion

Kazuaki Shimizu's contributions to automotive technology through his patents and work at Nissan Motor Company Limited highlight his role as an influential inventor. His innovations continue to shape the future of vehicle safety and performance.

Profile summary based on public USPTO records.
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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