Kobe, Japan

Fumikazu Yamashita

This inventor holds 9 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Sumitomo Rubber Industries Limited. Active years: 1991-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumikazu Yamashita. Retrieved from https://idiyas.com/inventor/fumikazu-yamashita

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

Calculating rank
USPTO Granted Patents = 9 

% Patents Active = 77.8

 

Average Co-Inventor Count = 1.4

ph-index = 5

Forward Citations = 81(Granted Patents)


Location History:

  • Hyogo, JP (1991 - 1992)
  • Kobe, JP (1993 - 2020)

Company Filing History:


Years Active: 1991-2020

Loading Chart...
Loading Chart...
9 patents (USPTO):Explore Patents

Title: Fumikazu Yamashita: Innovator in Tire Technology

Introduction

Fumikazu Yamashita is a prominent inventor based in Kobe, Japan. He has made significant contributions to the field of tire technology, holding a total of 9 patents. His innovative designs focus on enhancing the performance and comfort of pneumatic tires.

Latest Patents

Yamashita's latest patents include advancements in pneumatic tire design. One notable patent involves a unique structure where fillers are layered over clinches in portions outward of a carcass in the axial direction. This design ensures that the turned-up portions are disposed between the fillers and apexes, optimizing the tire's performance. Another significant patent is for a runflat tire, which features a sidewall reinforcing rubber that improves ride comfort during normal running without compromising runflat performance. The innovative groove design in the sidewall allows for better support when the tire is deflated, enhancing overall safety and comfort.

Career Highlights

Fumikazu Yamashita is associated with Sumitomo Rubber Industries Limited, a leading company in the tire manufacturing sector. His work has been instrumental in developing technologies that push the boundaries of tire performance and safety. His contributions have not only advanced the company's product offerings but have also set new standards in the industry.

Collaborations

Yamashita has collaborated with notable colleagues such as Yasuaki Kuniyasu and Akio Yamamoto. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas, leading to groundbreaking advancements in tire technology.

Conclusion

Fumikazu Yamashita's work exemplifies the spirit of innovation in the tire industry. His patents reflect a commitment to improving safety and comfort for consumers. Through his contributions, he continues to shape the future of tire technology.

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]
Loading…