Shiga, Japan

Eisaburo Kaku

This inventor holds 2 USPTO granted patents. Top assignee: Yoshitomi Pharmaceutical Industries, Ltd.. Active years: 1985-1986.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eisaburo Kaku. Retrieved from https://idiyas.com/inventor/eisaburo-kaku

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 = 2(Granted Patents)


Location History:

  • Shiga, JP (1985)
  • Niiza, JP (1986)

Company Filing History:


Years Active: 1985-1986

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2 patents (USPTO):Explore Patents

Title: The Innovations of Eisaburo Kaku

Introduction

Eisaburo Kaku is a notable inventor based in Shiga, Japan. He has made significant contributions to the field of thermoresponsive materials, holding 2 patents to his name. His work focuses on enhancing the functionality of recording materials through innovative chemical compositions.

Latest Patents

Kaku's latest patents include the development of thermoresponsive recording paper sheets. These inventions utilize benzyl 4-benzyloxybenzoate as a responsiveness-increasing agent. This agent is combined with a normally colorless or pale-colored chromogenic substance and a phenolic compound, resulting in improved performance of the recording sheets.

Career Highlights

Eisaburo Kaku is currently employed at Yoshitomi Pharmaceutical Industries, Ltd. His role at the company allows him to explore and develop new materials that can have practical applications in various industries. His innovative approach has positioned him as a key figure in the advancement of thermoresponsive technologies.

Collaborations

Kaku has collaborated with notable colleagues, including Ryoichi Kinishi and Naoki Hanayama. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Eisaburo Kaku's contributions to the field of thermoresponsive materials highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving the functionality of recording materials, making a significant impact in his 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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