Chiba, Japan

Tsutomu Uehara

This inventor holds 12 USPTO granted patents. Top assignee: Nisshinbo Industries, Inc.. Active years: 1993-2014.


% Patents Active = 66.7

Average Co-Inventor Count = 2.8

ph-index = 5

Forward Citations = 52(Granted Patents)


Location History:

  • Saitama, JP (1993)
  • Tokyo, JP (2000 - 2001)
  • Chiba-ken, JP (2003)
  • Chiba, JP (2002 - 2014)

Company Filing History:


Years Active: 1993-2014

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12 patents (USPTO):Explore Patents

Title: Tsutomu Uehara: Innovator in Fluid Treatment and Fuel Cell Technology

Introduction

Tsutomu Uehara is a prominent inventor based in Chiba, Japan. He has made significant contributions to the fields of fluid treatment and fuel cell technology. With a total of 12 patents to his name, Uehara continues to push the boundaries of innovation.

Latest Patents

Uehara's latest patents include a "Carrier for fluid treatment and method of making the same." This invention features a foam that contains 30 to 95% by weight of a polyolefin-based resin and 5 to 70% by weight of a hydrophilizing agent composed of a cellulose-based powder, with the surface of the foam being in a melt fractured state. Another notable patent is for an "Electrically conductive resinous composition, fuel cell separator and production thereof, and polymer electrolyte fuel cell." This invention discloses an electrically conductive resinous composition primarily made of an electrically conductive carbon powder and a binding agent. The binding agent is a mixture of a thermoplastic resin and a carbodiimide compound. This innovation allows for the efficient mass production of fuel cell separators that exhibit high elasticity, good releasability, and excellent gas impermeability.

Career Highlights

Tsutomu Uehara is currently associated with Nisshinbo Industries, Inc., where he applies his expertise in developing advanced materials and technologies. His work has significantly impacted the efficiency and performance of fuel cells, contributing to the advancement of sustainable energy solutions.

Collaborations

Uehara has collaborated with notable colleagues, including Takaya Sato and Hiroshi Yoshida. Their combined efforts have led to innovative breakthroughs in their respective fields.

Conclusion

Tsutomu Uehara stands out as a key figure in the realm of fluid treatment and fuel cell technology. His innovative patents and contributions continue to shape the future of these industries.

Profile summary based on public USPTO records.
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