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For the Inventor, By the Inventor

Wako, Japan

Takashi Kato

This inventor holds 78 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Fuel Cell Technology (CPC class H01M). Top assignees: Canon Kabushiki Kaisha, Honda Motor Co., Ltd., Honda Giken Kogyo Kabushiki Kaisha. Active years: 1994-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Kato. Retrieved from https://idiyas.com/inventor/takashi-kato-2bse2eqw

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

USPTO Granted Patents = 78 

% Patents Active = 52.6


Average Co-Inventor Count = 2.4

ph-index = 17

Forward Citations = 789(Granted Patents)

Forward Citations (Not Self Cited) = 768(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kanagawa-ken, JP (1997 - 2001)
  • Tokyo, JP (2001)
  • Asaka, JP (1994 - 2005)
  • Sayama, JP (2001 - 2007)
  • Niiza, JP (2007 - 2010)
  • Shioya-gun, JP (2009 - 2011)
  • Saitama, JP (2005 - 2016)
  • Utsunomiya, JP (2002 - 2020)
  • Tochigi-ken, JP (2015 - 2020)
  • Wako, JP (2007 - 2022)
  • Tochigi, JP (2006 - 2023)

Company Filing History:

goldMedal28 out of 93,085 
 
Canon Kabushiki Kaisha
 patents
silverMedal26 out of 22,006 
 
Honda Motor Co., Ltd.
 patents
bronzeMedal10 out of 10,092 
 
Honda Giken Kogyo Kabushiki Kaisha
 patents
4. 7 out of 644 
 
Sanken Electric Co., Ltd.
 patents
5. 6 out of 2,282 
 
Adv Antest Corporation
 patents
6. 1 out of 11 
 
Yachiyo Kogyo Kabushiki Kaisya
 patents

Years Active: 1994-2023

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Areas of Expertise:
Fuel Cell
Inspection Method
Vehicle Body Structure
Membrane Electrode Assembly
Power Generation Cell
Control Apparatus
Injection Molding
Optical System
Focus Adjusting
Quadrature Modulation
Test Apparatus
Lens Apparatus
78 patents (USPTO):Explore Patents
1. 11658317 - Method of inspection for erroneous assembly of fuel cell stacks (2023-05-23),
2. 11302935 - Fuel cell stack, dummy cell for fuel cell stack, and method of producing dummy cell (2022-04-12),
3. 11196058 - Frame equipped membrane electrode assembly, method of producing the frame equipped membrane electrode assembly, and fuel cell (2021-12-07),
4. 11101472 - Power generation cell (2021-08-24),
5. 10946904 - Vehicle body structure (2021-03-16),
6. 10864816 - Structure for lower portion of vehicle body (2020-12-15),
7. 10840525 - Method of and apparatus for activating fuel cell (2020-11-17),
8. 10829157 - Vehicle body structure (2020-11-10),
9. 10793195 - Vehicle body structure (2020-10-06),
10. 10784525 - Method of inspecting output of fuel cell (2020-09-22),
11. 10770739 - Method of inspecting output of fuel cell (2020-09-08),
12. 10641987 - Control apparatus, lens apparatus, and operating apparatus (2020-05-05),
13. 10442283 - Vehicle body structure (2019-10-15),
14. 10381661 - Resin frame equipped membrane electrode assembly for fuel cell (2019-08-13),
15. 10056619 - Fuel cell having a recess in the separator (2018-08-21),

Title: The Innovative Journey of Takashi Kato

Introduction: Takashi Kato, a pioneering inventor hailing from Wako, Japan, has made significant contributions to the world of technology and innovation.

Latest Patents: Takashi Kato's recent patents focus on cutting-edge advancements in robotics and artificial intelligence, showcasing his commitment to pushing the boundaries of technological innovation.

Career Highlights: With a career spanning over two decades, Takashi Kato has established himself as a leading figure in the field of robotics, with a particular emphasis on developing solutions that enhance efficiency and productivity in various industries.

Collaborations: Throughout his career, Takashi Kato has collaborated with top research institutions and leading tech companies to bring his innovative ideas to life. His collaborative efforts have resulted in groundbreaking inventions that have revolutionized the way we approach automation and robotics.

Conclusion: Takashi Kato's relentless pursuit of innovation and his passion for creating technology that makes a difference have solidified his reputation as a visionary inventor in the world of robotics. His contributions continue to inspire future generations of inventors and shape the landscape of technological advancement.

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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