Tokyo, Japan

Tomofusa Ishizeki

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Shimano Inc.. Active years: 2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomofusa Ishizeki. Retrieved from https://idiyas.com/inventor/tomofusa-ishizeki

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 = 33(Granted Patents)


Company Filing History:


Years Active: 2014

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1 patent (USPTO):Explore Patents

Title: Tomofusa Ishizeki: Innovator in Bicycle Technology

Introduction

Tomofusa Ishizeki is a notable inventor based in Tokyo, Japan. He is recognized for his innovative contributions to bicycle technology, particularly in the development of integrated motor systems. His work has significantly impacted the cycling industry, enhancing the functionality and performance of bicycles.

Latest Patents

Ishizeki holds a patent for a bicycle hub with an integrated motor. This invention features a hub axle, a motor case, and an integrated motor. The hub axle includes a pair of frame attachment ends, allowing for easy mounting to the bicycle frame. The motor case is designed to accommodate the bicycle frame, while the integrated motor is strategically positioned between the hub axle and the motor case. This design improves the overall efficiency and usability of electric bicycles.

Career Highlights

Throughout his career, Ishizeki has worked with prominent companies in the industry. He has been associated with Shimano Inc., a leading manufacturer of bicycle components, and Taiyo Yuden Co., Ltd., known for its electronic components. His experience in these companies has contributed to his expertise in bicycle technology and innovation.

Collaborations

Ishizeki has collaborated with talented individuals in the field, including Hiroyuki Urabe and Takahiko Hayashi. These partnerships have fostered a creative environment that has led to advancements in bicycle design and functionality.

Conclusion

Tomofusa Ishizeki's contributions to bicycle technology, particularly through his patented innovations, have made a lasting impact on the industry. His work continues to inspire future developments in cycling and electric mobility.

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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