Osaka, Japan

Kazuto Yamasaki

This inventor holds 7 USPTO granted patents. Top assignee: Maeda Industries, Ltd.. Active years: 1976-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuto Yamasaki. Retrieved from https://idiyas.com/inventor/kazuto-yamasaki

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 7

Forward Citations = 200(Granted Patents)


Location History:

  • Sakai, JA (1976)
  • Osaka, JP (1980 - 1986)
  • Sakai, JP (1979 - 1990)

Company Filing History:


Years Active: 1976-1990

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7 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Kazuto Yamasaki

Introduction: Kazuto Yamasaki, an accomplished inventor based in Osaka, Japan, has made significant advancements in the field of bicycle technology. With a total of seven patents to his name, Yamasaki's inventions reflect a commitment to enhancing both functionality and user experience in cycling.

Latest Patents: Among Yamasaki's latest innovations are two notable patents: the Bicycle Handle Assembly and the Bicycle Drive Chain. The Bicycle Handle Assembly features a unique design with a pair of side clamps on a handle post that securely supports two half handlebars. Each half handlebar boasts a straight mounting portion, a lateral rest portion, a main grip positioned for optimal comfort, and an auxiliary grip for added control. This design allows for adjustability of the mounting portion, enhancing user ergonomics while cycling.

The Bicycle Drive Chain patent introduces a new configuration of link pairs, alternating between inner and outer links. This design incorporates special cutouts in the inward-facing edges of selected outer and inner link plates. These cutouts optimize the chain's efficiency and performance, contributing to a smoother cycling experience.

Career Highlights: Kazuto Yamasaki has been an integral part of Maeda Industries, Ltd., where he leverages his expertise to drive innovation in bicycle components. His work has helped the company establish itself as a leader in the cycling industry, emphasizing quality and innovation.

Collaborations: Throughout his career, Yamasaki has collaborated with talented professionals such as Toshimasa Yamazaki and Kazuyuki Miura. These partnerships have fostered a creative environment that encourages the exchange of ideas, further propelling the development of new technologies in bicycles.

Conclusion: Kazuto Yamasaki's contributions to bicycle technology exemplify the impact of innovative thinking in the realm of cycling. His patents not only enhance the functionality of bicycles but also encourage a safer and more enjoyable experience for cyclists. As he continues to develop his ideas at Maeda Industries, the future of bicycle innovation looks promising.

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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