Kitakyushu, Japan

Hisayuki Ishida

This inventor holds 1 USPTO granted patent and 2 published patent applications. Top assignee: Nippon Steel Chemical Co., Ltd.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisayuki Ishida. Retrieved from https://idiyas.com/inventor/hisayuki-ishida

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

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Hisayuki Ishida: Innovator in Heat-Transfer Medium Compositions

Introduction

Hisayuki Ishida is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of heat-transfer medium compositions, which are essential for various high-temperature applications.

Latest Patents

His most recent patent focuses on heat-transfer medium compositions that include biphenyl, diphenyl ether, and diphenylene oxide. The unique formulation allows for diphenylene oxide to be added in a proportion of 1 to 30% by weight. This innovation is particularly useful for high-temperature equipment, such as chemical reactors and solar heat power plants, due to its long-term serviceability at temperatures around 400°C and its fluidity at ambient temperature. His patent portfolio includes 1 patent.

Career Highlights

Hisayuki Ishida is associated with Nippon Steel Chemical Co., Ltd., where he has been instrumental in developing advanced materials for industrial applications. His work has significantly impacted the efficiency and reliability of heat-transfer systems.

Collaborations

He has collaborated with notable colleagues, including Hiroshi Okazaki and Masaharu Inoue, to further enhance the research and development of innovative chemical compositions.

Conclusion

Hisayuki Ishida's contributions to heat-transfer medium compositions demonstrate his commitment to advancing technology in high-temperature applications. His work continues to influence the industry positively.

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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