Higashiyamato, Japan

Masahazu Eshima

This inventor holds 1 USPTO granted patent. Top assignee: Bridgestone Corporation. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masahazu Eshima. Retrieved from https://idiyas.com/inventor/masahazu-eshima

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 = 5.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: The Innovations of Masahazu Eshima

Introduction

Masahazu Eshima is a notable inventor based in Higashiyamato, Japan. He has made significant contributions to the field of tire technology, particularly through his innovative designs that enhance vehicle performance. His work is recognized for improving traveling stability, riding comfort, and high-speed durability.

Latest Patents

Eshima holds a patent for a belted tire that addresses several critical aspects of tire performance. The invention focuses on improving the uniformity in the main belt of a belted tire by dividing an auxiliary layer into at least three areas in the axial direction of the tire. This design allows for both ends of the three divided auxiliary layers to be bonded in different positions, which reduces lateral force variation and minimizes separation issues at the bonding area. This innovative approach significantly enhances the overall performance of the tire.

Career Highlights

Masahazu Eshima is associated with Bridgestone Corporation, a leading company in tire manufacturing. His work at Bridgestone has allowed him to contribute to advancements in tire technology, making vehicles safer and more efficient. His patent reflects his commitment to innovation and excellence in engineering.

Collaborations

Eshima has collaborated with talented coworkers such as Hideo Hara and Tadashi Maehara. Their combined expertise has fostered an environment of creativity and innovation within the company.

Conclusion

Masahazu Eshima's contributions to tire technology exemplify the importance of innovation in enhancing vehicle performance. His patented designs not only improve safety and comfort but also demonstrate the potential for advancements in 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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