Tokyo, Japan

Kazuo Ishikawa

This inventor holds 2 USPTO granted patents. Top assignee: Kyocera Corporation. Active years: 1989-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuo Ishikawa. Retrieved from https://idiyas.com/inventor/kazuo-ishikawa-dfxwqred

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 = 7.5

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1989-1990

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2 patents (USPTO):Explore Patents

Title: Kazuo Ishikawa: Innovator in Optical Technology

Introduction

Kazuo Ishikawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of optical technology, particularly in the design and functionality of camera systems. With a total of two patents to his name, Ishikawa's work has had a notable impact on the industry.

Latest Patents

Ishikawa's latest patents include a lens mount assembly and an autofocus camera with an automatic focus adjustment apparatus. The lens mount assembly addresses issues related to electric drive units for focusing and zooming in various optical instruments. It features a barrel supporting mechanism that enhances the reliability of gear-coupling and improves image forming capabilities. The autofocus camera patent introduces a motor-drive control circuit that automates the shutter operation and mirror movement, ensuring precise exposure and film winding.

Career Highlights

Kazuo Ishikawa is associated with Kyocera Corporation, a leading company in the field of technology and innovation. His work at Kyocera has allowed him to develop advanced optical systems that enhance photographic and video capabilities. His inventions reflect a deep understanding of the challenges faced in optical design and functionality.

Collaborations

Ishikawa has collaborated with notable coworkers such as Masao Tsujimura and Masamichi Hirooka. Their combined expertise has contributed to the successful development of innovative optical technologies.

Conclusion

Kazuo Ishikawa's contributions to optical technology through his patents and work at Kyocera Corporation highlight his role as a key innovator in the field. His inventions continue to influence the design and functionality of modern camera systems.

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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