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For the Inventor, By the Inventor

Urawa, Japan

Yutaka Yamaguchi

This inventor holds 7 USPTO granted patents. Top assignee: Bridgestone Corporation. Active years: 1988-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Yamaguchi. Retrieved from https://idiyas.com/inventor/yutaka-yamaguchi-ymks1aal

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

Calculating rank
USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 3.3

ph-index = 5

Forward Citations = 106(Granted Patents)


Location History:

  • Tokyo, JP (1988)
  • Urawa, JP (1993 - 1994)
  • Saitama-ken, JP (1999)

Company Filing History:

goldMedal7 out of 5,199 
 
Bridgestone Corporation
 patents

Years Active: 1988-1999

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7 patents (USPTO):Explore Patents
1. 5930881 - Method of adjusting vehicle wheel alignment (1999-08-03),
2. 5373886 - Pair of pneumatic radial front and rear tires having specified auxiliary (1994-12-20),
3. 5309970 - Pneumatic safety tires (1994-05-10),
4. 5293918 - Pneumatic radial tires (1994-03-15),
5. 5277238 - Pneumatic radial tires for passenger cars (1994-01-11),
6. 5228933 - High performance pneumatic radial tires (1993-07-20),
7. D293664 - Automobile tire (1988-01-12),

Title: Yutaka Yamaguchi: Innovator in Vehicle Technology

Introduction

Yutaka Yamaguchi is a prominent inventor based in Urawa, Japan. He has made significant contributions to the field of vehicle technology, holding a total of 7 patents. His work focuses on improving vehicle performance and safety through innovative methods and designs.

Latest Patents

One of Yamaguchi's latest patents is a method for adjusting vehicle wheel alignment. This invention provides a way to easily set the positional angle of a wheel based on tire characteristics. It aims to enhance running stability suited for actual road surfaces and reduce one-sided tire wear. The method involves placing a vehicle wheel on a tire driving surface with a predetermined height step, measuring variations in forces as the wheel passes over the step, and adjusting the wheel's positional angle to minimize lateral force variations.

Another notable patent is related to a pair of pneumatic radial front and rear tires. This invention significantly improves steering stability without compromising tire durability. It achieves this by adjusting the circumferential rigidity of the auxiliary belt in the front tire compared to the rear tire, enhancing overall vehicle performance.

Career Highlights

Yutaka Yamaguchi has dedicated his career to advancing vehicle technology. His work at Bridgestone Corporation has positioned him as a key figure in tire innovation. His patents reflect a deep understanding of vehicle dynamics and tire performance, contributing to safer and more efficient driving experiences.

Collaborations

Yamaguchi has collaborated with notable colleagues, including Misao Kawabata and Hisao Ushikubo. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies in the automotive sector.

Conclusion

Yutaka Yamaguchi's contributions to vehicle technology through his innovative patents have made a lasting impact on the industry. His work continues to enhance vehicle performance and safety, showcasing the importance of innovation in automotive engineering.

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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