Niigata, Japan

Keizo Kato

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Niigata University, Hitachi Chemical Company, Ltd., Other. Active years: 2010-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keizo Kato. Retrieved from https://idiyas.com/inventor/keizo-kato-rzg3cm2l

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 33.3

Average Co-Inventor Count = 6.9

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2010-2016

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3 patents (USPTO):Explore Patents

Title: Keizo Kato: Innovator in Battery Testing and Sensor Technology

Introduction

Keizo Kato is a notable inventor based in Niigata, Japan. He has made significant contributions to the fields of battery testing and sensor technology. With a total of 3 patents to his name, Kato's work reflects his commitment to innovation and practical solutions.

Latest Patents

One of Kato's latest inventions is a secondary battery tester. This device provides a simple method for determining the capacitance of a secondary battery without applying an AC signal. It utilizes time characteristics of the current flowing to the battery and its terminal voltage to assess degradation based on the obtained capacitance. Another significant invention is an SPR sensor, which achieves compaction and multichannel detection through a simple and cost-effective configuration. This sensor features an optical path with detection areas formed by laminating metal layers that induce surface plasmon resonance. The design allows for multiple detection areas for one optical path, enhancing its functionality.

Career Highlights

Throughout his career, Kato has worked with esteemed organizations such as Niigata University and Hitachi Chemical Company, Ltd. His experience in these institutions has contributed to his expertise and innovative capabilities in his field.

Collaborations

Kato has collaborated with notable colleagues, including Kazunari Shinbo and Futao Kaneko. Their joint efforts have likely fostered advancements in their respective areas of research and development.

Conclusion

Keizo Kato's contributions to battery testing and sensor technology exemplify his innovative spirit and dedication to advancing these fields. His patents reflect a blend of practicality and ingenuity, making him a significant figure in the world of invention.

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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