Fukuoka, Japan

Tatsumi Ishihara

This inventor holds 9 USPTO granted patents and 4 published patent applications and 4 EPO patents. Top assignees: Kyushu University, Mitsubishi Gas Chemical Company, Inc., Ricoh Company, Ltd.. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsumi Ishihara. Retrieved from https://idiyas.com/inventor/tatsumi-ishihara

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

Calculating rank
USPTO Granted Patents = 9 

% Patents Active = 55.6

 

Average Co-Inventor Count = 3.7

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 2013-2025

Loading Chart...
Loading Chart...
9 patents (USPTO):Explore Patents

Title: Innovations of Tatsumi Ishihara

Introduction

Tatsumi Ishihara is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of hydrogen peroxide. With a total of 9 patents to his name, Ishihara's work reflects a commitment to enhancing production efficiency in chemical processes.

Latest Patents

One of Ishihara's latest patents focuses on a palladium-containing composition and a method for producing hydrogen peroxide. This invention aims to develop a highly efficient method for hydrogen peroxide production. The patent describes a palladium-containing composition that includes palladium particles coated with a specific coating agent. This coating agent comprises a compound with an O═X structure, where X can be a phosphorus atom, a sulfur atom, or a carbon atom. This innovative approach is expected to improve the efficiency of hydrogen peroxide production significantly.

Career Highlights

Throughout his career, Tatsumi Ishihara has worked with prominent organizations, including Kyushu University and Mitsubishi Gas Chemical Company, Inc. His experience in these institutions has allowed him to collaborate on various research projects and contribute to advancements in chemical engineering.

Collaborations

Ishihara has collaborated with several notable individuals in his field, including Norikazu Okuda and Nobuaki Onagi. These collaborations have further enriched his research and development efforts.

Conclusion

Tatsumi Ishihara's innovative work in the field of chemical engineering, particularly in hydrogen peroxide production, showcases his dedication to improving industrial processes. His contributions through his patents and collaborations highlight the importance of innovation in advancing technology.

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]
Loading…