Matsudo, Japan

Tomoharu Himeshima

This inventor holds 6 USPTO granted patents and 1 EPO patent. Top assignee: Mitsubishi Gas Chemical Company, Inc.. Active years: 1997-2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoharu Himeshima. Retrieved from https://idiyas.com/inventor/tomoharu-himeshima

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 = 3.6

ph-index = 5

Forward Citations = 55(Granted Patents)


Location History:

  • Chiba-ken, JP (1999 - 2000)
  • Tokyo, JP (1997 - 2003)
  • Matsudo, JP (2016)

Company Filing History:


Years Active: 1997-2016

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6 patents (USPTO):Explore Patents

Title: The Innovations of Tomoharu Himeshima

Introduction

Tomoharu Himeshima is a notable inventor based in Matsudo, Japan. He has made significant contributions to the field of materials science, particularly in the development of oxygen-absorbing agents. With a total of 6 patents to his name, Himeshima continues to push the boundaries of innovation.

Latest Patents

Himeshima's latest patents include an oxygen-absorbing agent and a method for storing the same. This innovative agent is capable of absorbing oxygen in an atmosphere that is free or substantially free from moisture. The agent comprises a metal obtained by treating an alloy of transition metals, such as manganese and iron, with an acidic or alkaline aqueous solution. Another recent patent involves an oxygen absorbent composition that absorbs water vapor. This composition is a mixture of an aliphatic compound with unsaturated groups, a transition metal salt, and a solid selected from calcium oxide, calcium chloride, and magnesium chloride.

Career Highlights

Himeshima is currently employed at Mitsubishi Gas Chemical Company, Inc., where he applies his expertise in developing advanced materials. His work has been instrumental in creating solutions that enhance product longevity and performance.

Collaborations

Throughout his career, Himeshima has collaborated with talented individuals such as Tatsuo Iwai and Kazuyuki Tomita. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Tomoharu Himeshima's contributions to the field of materials science are noteworthy. His innovative patents and collaborations reflect his commitment to advancing technology and improving product efficacy. His work continues to inspire future generations of inventors.

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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