Shizuoka, Japan

Harutomo Tozuka

This inventor holds 1 USPTO granted patent and 2 EPO patents. Top assignee: Yamaha Hatsudoki Kabushiki Kaisha. Active years: 2009.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harutomo Tozuka. Retrieved from https://idiyas.com/inventor/harutomo-tozuka

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 = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2009

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1 patent (USPTO):Explore Patents

Title: Harutomo Tozuka: Innovator in Straddle Type Vehicle Technology

Introduction

Harutomo Tozuka is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of vehicle technology, particularly with his innovative designs that enhance vehicle functionality and user experience.

Latest Patents

Tozuka holds a patent for a straddle type vehicle. This invention features a unique design that includes a protrusion displaced alongside a throttle valve, a lever pulley responsive to throttle grip rotation, a spring, and a control device. The spring generates elastic force to return the protrusion to its original position when the lever pulley is in a specific state. This mechanism ensures that the throttle valve opens effectively when the lever pulley is engaged, providing a seamless driving experience.

Career Highlights

Tozuka is associated with Yamaha Hatsudoki Kabushiki Kaisha, a leading company in the automotive and motorcycle industry. His work at Yamaha has allowed him to focus on innovative vehicle designs that cater to modern needs.

Collaborations

Throughout his career, Tozuka has collaborated with talented individuals such as Hirokazu Fujita and Haruhiko Samoto. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Harutomo Tozuka's contributions to straddle type vehicle technology exemplify his innovative spirit and dedication to enhancing vehicle performance. His work continues to influence the automotive industry, paving the way for future advancements.

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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