Tokyo, Japan

Kiyohiko Kumazawa

This inventor holds 1 USPTO granted patent. Top assignee: Smk Corporation. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kiyohiko Kumazawa. Retrieved from https://idiyas.com/inventor/kiyohiko-kumazawa

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 = 3.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: Kiyohiko Kumazawa: Innovator in Rotary Encoder Technology

Introduction

Kiyohiko Kumazawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of rotary encoders, showcasing his innovative spirit through his patented inventions. His work has implications for various applications in electronics and automation.

Latest Patents

Kumazawa holds a patent for a "Contact piece for use in a rotary encoder and method of constructing same." This invention features a unitary contact piece that includes a terminal, a thin plate spring, and a bent-back section. The bent-back section is bent at an angle of approximately 180 degrees, allowing for effective contact with an electrode pattern as the rotary plate turns. This design not only enhances the functionality of rotary encoders but also simplifies the manufacturing process.

Career Highlights

Kiyohiko Kumazawa is associated with SMK Corporation, where he has been instrumental in developing innovative solutions in the field of electronics. His expertise in rotary encoder technology has positioned him as a key figure in his company, contributing to advancements that improve product performance and reliability.

Collaborations

Kumazawa has worked alongside talented colleagues such as Kunihiko Nakano and Kazuo Amagai. Their collaborative efforts have fostered an environment of innovation and creativity, leading to the development of cutting-edge technologies.

Conclusion

Kiyohiko Kumazawa's contributions to rotary encoder technology exemplify his dedication to innovation and excellence. His patented inventions continue to influence the electronics 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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