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For the Inventor, By the Inventor

Maebashi, Japan

Satoru Shimada

This inventor holds 9 USPTO granted patents. Top assignees: Mazda Motor Corporation, Nippon Seiko Kabushiki Kaisha, Mazada Motor Corporation. Active years: 1986-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Satoru Shimada. Retrieved from https://idiyas.com/inventor/satoru-shimada-qo05ervb

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

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 4.7

ph-index = 7

Forward Citations = 113(Granted Patents)


Location History:

  • Gumma, JP (1986 - 1987)
  • Gunma, JP (1988)
  • Maebashi, JP (1986 - 1991)

Company Filing History:

goldMedal6 out of 4,753 
 
Mazda Motor Corporation
 patents
silverMedal5 out of 355 
 
Nippon Seiko Kabushiki Kaisha
 patents
bronzeMedal1 out of 10 
 
Mazada Motor Corporation
 patents
4. 1 out of 12 
 
Nippon Seiko K.k.
 patents
5. 1 out of 1 
 
Nippon Seiko Kaisha
 patent
where one patent can have more than one assignee

Years Active: 1986-1991

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9 patents (USPTO):Explore Patents
1. 5048852 - Four-wheel steering apparatus (1991-09-17),
2. 4982804 - Vehicle steering system (1991-01-08),
3. 4874183 - Four-wheel steering apparatus of a vehicle (1989-10-17),
4. 4732231 - Vehicle four wheel steering system (1988-03-22),
5. 4646867 - Four-wheel steering system for vehicle (1987-03-03),
6. 4621702 - Four-wheel steering apparatus of a vehicle (1986-11-11),
7. 4610328 - Four-wheel steering system for vehicle (1986-09-09),
8. 4601357 - Four-wheel steering system for vehicle (1986-07-22),
9. 4572316 - Four-wheel steering system for vehicle (1986-02-25),

Title: Satoru Shimada: Innovator in Vehicle Steering Technology

Introduction

Satoru Shimada is a prominent inventor based in Maebashi, Japan. He has made significant contributions to the field of vehicle steering technology, holding a total of 9 patents. His innovative designs have enhanced the functionality and safety of modern vehicles.

Latest Patents

One of Shimada's latest patents is a four-wheel steering apparatus. This apparatus includes a front wheel steering member that steers the front wheels based on the movement of a steering wheel. It also features a rear wheel steering mechanism that allows for independent steering of the rear wheels. A unique coupling mechanism connects the front and rear steering systems, ensuring smooth operation. Another notable patent is a vehicle steering system that utilizes a steering ratio changing mechanism. This system adjusts the steering ratio based on the steering wheel's turning angle, providing a more responsive driving experience.

Career Highlights

Throughout his career, Satoru Shimada has worked with notable companies such as Mazda Motor Corporation and Nippon Seiko Kabushiki Kaisha. His experience in these organizations has allowed him to develop and refine his innovative ideas in vehicle technology.

Collaborations

Shimada has collaborated with talented individuals in the industry, including Isamu Chikuma and Hiroshi Eda. These partnerships have contributed to the advancement of his projects and the successful implementation of his inventions.

Conclusion

Satoru Shimada's work in vehicle steering technology showcases his dedication to innovation and improvement in automotive design. His patents reflect a commitment to enhancing vehicle performance and safety, making him a significant figure in the field.

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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