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For the Inventor, By the Inventor

Tokai, Japan

Tomoichi Kamo

This inventor holds 45 USPTO granted patents, plus 1 CIPO patent, primarily in Fuel Cell Technology. Top assignees: Hitachi, Ltd., Babcock-Hitachi Kabushiki Kaisha, Hiatchi, Ltd.. Active years: 1977-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoichi Kamo. Retrieved from https://idiyas.com/inventor/tomoichi-kamo

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

USPTO Granted Patents = 45

% Patents Active = 57.8


Average Co-Inventor Count = 4.7

ph-index = 12

Forward Citations = 404(Granted Patents)


Location History:

  • Hitachi, JA (1977)
  • Hitachi, JP (1980 - 1990)
  • Toukai, JP (1995)
  • Ibaraki-ken, JP (1996)
  • Toukai-mura, JP (1997)
  • Naka-gun, JP (1998)
  • Ibaraki, JP (1985 - 2001)
  • Tokai-mura, JP (2005)
  • Tokyo, JP (2008 - 2009)
  • Tokai, JP (1997 - 2010)
  • Naka, JP (2006 - 2010)

Company Filing History:

goldMedal41 out of 42,726 
 
Hitachi, Ltd.
 patents
silverMedal4 out of 222 
 
Babcock-Hitachi Kabushiki Kaisha
 patents
bronzeMedal1 out of 17 
 
Hiatchi, Ltd.
 patents
4. 1 out of 836 
 
Hitachi Cable, Inc.
 patents
5. 1 out of 139 
 
Tokai Corporation
 patents
where one patent can have more than one assignee

Years Active: 1977-2010

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Areas of Expertise:
Fuel Cell
Polymer Electrolyte
Electrode Assembly
Power Generation
Hydrogen Production
Catalytic Material
Ion-Exchange Resin
Chemical Cell
Superconductive Material
Nitrogen Oxides
Flexible Carbon Plate
Covalently Bonded Catalyst
45 patents (USPTO):Explore Patents
1. 7855032 - Fuel cell (2010-12-21),
2. 7766032 - Fuel container for fuel cell (2010-08-03),
3. 7709131 - Fuel cell endplate comprising current collector plate and fuel cell incorporating same (2010-05-04),
4. 7659028 - Polymer electrolyte fuel cell (2010-02-09),
5. 7572302 - Sheet-like chemical cell, fuel cell and methods for manufacturing thereof (2009-08-11),
6. 7560185 - Solid polymer electrolyte, a membrane using thereof, a solution for coating electrode catalyst, a membrane/electrode assembly, and a fuel cell (2009-07-14),
7. 7553574 - Solid polymer electrolyte, a membrane using thereof, a solution for coating electrode catalyst, a membrane/electrode assembly, and a fuel cell (2009-06-30),
8. 7541107 - Solid polyelectrolyte, assembly of membrane and electrodes, amd fuel cell (2009-06-02),
9. 7425383 - Electrode for polymer electrolyte fuel cell, separator therefore, and polymer electrolyte fuel cell, and generating system using them (2008-09-16),
10. 7323266 - Sheet-like chemical cell, fuel cell and methods for manufacturing thereof (2008-01-29),
11. 7279244 - Fuel cell, polyelectrolyte and ion-exchange resin use for same (2007-10-09),
12. 7201989 - Electronic device using fuel cells (2007-04-10),
13. 7108939 - Covalently bonded catalyst carrier and catalytic component (2006-09-19),
14. 7105246 - Catalytic material, electrode, and fuel cell using the same (2006-09-12),
15. 7105244 - Fuel cell power generation equipment and a device using the same (2006-09-12),

Title: **Tomoichi Kamo: Innovator in Fuel Cell Technology**

Introduction

Tomoichi Kamo is a prominent inventor based in Tokai, Japan, known for his significant contributions to fuel cell technology. With a remarkable portfolio of 45 patents, Kamo's work has propelled advancements in energy solutions, particularly in liquid fuel systems.

Latest Patents

Among his latest innovations are two significant patents. The first is a **fuel cell**, characterized by an anode designed to oxidize liquid fuel and a cathode that reduces oxygen. This invention features a solid polymer electrolyte membrane, with a porous body facing the anode that incorporates continuous micro pores to form a liquid fuel feed channel through capillary force. This design enables liquid fuel to be supplied effectively by the capillary negative pressure generated at the anode.

The second patent is a **fuel container for a fuel cell**, comprising a container body that includes a liquid fuel chamber for storage. The design integrates a discharge means accommodating chamber and a valve to control the flow of liquid fuel. Notably, a partition wall member is installed to separate the two chambers, enhancing the functionality while utilizing materials with low friction coefficients on sliding surfaces within the container body.

Career Highlights

Tomoichi Kamo has worked with notable companies such as Hitachi, Ltd. and Babcock-Hitachi Kabushiki Kaisha. His tenure at these prestigious organizations has allowed him to leverage his innovative capabilities, contributing to developments that support the future of energy technologies.

Collaborations

Throughout his career, Kamo has collaborated with talented individuals including Shinpei Matsuda and Kenji Yamaga. These partnerships have further fueled his inventive processes, fostering an environment of creativity and advancement in their field.

Conclusion

Tomoichi Kamo stands as a pivotal figure in the realm of fuel cell innovation, with his extensive patent portfolio highlighting his expertise and commitment to developing sustainable energy solutions. His contributions are significant in the ongoing evolution of fuel cell technology, promising a brighter, more energy-efficient future.

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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