Shizuoka, Japan

Yasukazu Toyama

This inventor holds 1 USPTO granted patent. Top assignee: Yamaha Hatsudoki Kabushiki Kaisha. Active years: 2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yasukazu Toyama. Retrieved from https://idiyas.com/inventor/yasukazu-toyama

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 = 1(Granted Patents)


Company Filing History:


Years Active: 2011

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1 patent (USPTO):Explore Patents

Title: Yasukazu Toyama: Innovator in Marine Engineering

Introduction

Yasukazu Toyama is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of marine engineering, particularly with his innovative designs for boats. His work exemplifies the intersection of creativity and technical expertise.

Latest Patents

Yasukazu Toyama holds a patent for a unique boat design. This invention features a connection structure that links couplings via a transfer shaft at the rear end of a crankshaft extending from an engine. The design allows for the crankshaft and transfer shaft to be connected through a combination of external and internal threads. Additionally, the invention includes an inner bolt, an end bolt, and an outer nut to enhance the strength of these connections. This innovative approach prevents unwanted movement between the crankshaft and intermediate members, ensuring stability without increasing processing time or costs.

Career Highlights

Toyama is associated with Yamaha Hatsudoki Kabushiki Kaisha, a prominent company in the marine industry. His role at Yamaha has allowed him to apply his inventive skills in a practical setting, contributing to the development of advanced marine technologies.

Collaborations

Throughout his career, Yasukazu Toyama has collaborated with talented individuals such as Shigeyuki Ozawa and Shigeharu Mineo. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Yasukazu Toyama's contributions to marine engineering through his patented boat design highlight his innovative spirit and technical prowess. His work continues to influence the industry, showcasing the importance of creativity 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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