Hiratsuka, Japan

Kiyoshi Toyohara

This inventor holds 1 USPTO granted patent. Top assignee: The Yokohama Rubber Co., Ltd.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyoshi Toyohara. Retrieved from https://idiyas.com/inventor/kiyoshi-toyohara

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Kiyoshi Toyohara: Innovator in Tire Technology

Introduction

Kiyoshi Toyohara is a notable inventor based in Hiratsuka, Japan. He has made significant contributions to the field of tire technology, particularly through his innovative designs and patents. His work has been instrumental in enhancing the performance and safety of tires.

Latest Patents

Kiyoshi Toyohara holds a patent for a unique tread pattern. This tread pattern features grooves that are strategically positioned and limited in width, extending in the circumferential direction of the tire. This design aims to improve the tire's ground-contacting surface, ultimately enhancing its performance.

Career Highlights

Toyohara is associated with The Yokohama Rubber Co., Ltd., a leading company in the tire manufacturing industry. His role at the company has allowed him to apply his innovative ideas and contribute to the development of advanced tire technologies.

Collaborations

Throughout his career, Kiyoshi Toyohara has collaborated with esteemed colleagues such as Kojiro Ishikawa and Tadanobu Nagumo. These collaborations have fostered a creative environment that encourages the exchange of ideas and innovations.

Conclusion

Kiyoshi Toyohara's contributions to tire technology through his patent and work at The Yokohama Rubber Co., Ltd. highlight his role as an influential inventor in the industry. His innovative tread pattern design exemplifies the importance of continuous improvement in tire performance and safety.

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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