Kanagawa, Japan

Keizo Matsui

This inventor holds 4 USPTO granted patents. Top assignee: Fuji Photo Film Company, Limited. Active years: 1989-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keizo Matsui. Retrieved from https://idiyas.com/inventor/keizo-matsui-0d8f97ns

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 = 4.4

ph-index = 4

Forward Citations = 174(Granted Patents)


Company Filing History:


Years Active: 1989-1990

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4 patents (USPTO):Explore Patents

Title: Keizo Matsui: Innovator in Measurement Technology

Introduction

Keizo Matsui is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of measurement technology, particularly in the development of devices for liquid and powder measurement. With a total of 4 patents to his name, Matsui's work has had a considerable impact on various industries.

Latest Patents

Matsui's latest patents include a liquid and powder measuring apparatus and a powder weighing mixer. The liquid and powder measuring apparatus is designed for measuring and mixing multiple materials, featuring a flow control valve that ensures a wide flow rate range and excellent linearity. This apparatus utilizes a control unit that operates on fuzzy logic to maintain precise measurements. The powder weighing mixer, on the other hand, allows for controlled powder supply from a hopper to a measuring hopper, with a controller that adjusts the flow rate based on real-time weight monitoring.

Career Highlights

Keizo Matsui is currently associated with Fuji Photo Film Company, Limited, where he continues to innovate in measurement technologies. His work has been instrumental in enhancing the efficiency and accuracy of measurement processes in various applications.

Collaborations

Matsui has collaborated with notable colleagues such as Chuzo Kobayashi and Noboru Higuchi, contributing to advancements in their respective fields.

Conclusion

Keizo Matsui's innovative spirit and dedication to measurement technology have led to significant advancements in the industry. His patents reflect a commitment to improving measurement accuracy and efficiency, making him a noteworthy figure in the field.

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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