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For the Inventor, By the Inventor

Kariya, Japan

Takashi Ban

This inventor holds 108 USPTO granted patents, primarily in Fuel Cell Technology (CPC class 126247). Top assignees: Kabushiki Kaisha Toyoda Jidoshokki Seisakusho, Denso Corporation, Kabushiki Kaisha Toyota Jidoshokki. Active years: 1984-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Ban. Retrieved from https://idiyas.com/inventor/takashi-ban

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

USPTO Granted Patents = 108

% Patents Active = 99.1

Average Co-Inventor Count = 3.6

ph-index = 15

Forward Citations = 906(Granted Patents)

Forward Citations (Not Self Cited) = 836(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Obu, JP (1984)
  • Aichi, JP (1984)
  • Aichi-ken, JP (1999 - 2002)
  • Kariya, JP (1990 - 2015)

Company Filing History:

goldMedal103 out of 1,343 
 
Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
 patents
silverMedal4 out of 20,407 
 
Denso Corporation
 patents
bronzeMedal2 out of 1,902 
 
Kabushiki Kaisha Toyota Jidoshokki
 patents
4. 2 out of 38,912 
 
Toyota Jidosha Kabushiki Kaisha
 patents
5. 1 out of 1 
 
Denso Corporation Kariya
 patent
6. 1 out of 4 
 
Kabushiki Kaisha Toyoda
 patents
7. 1 out of 1,234 
 
Nhk Spring Co., Ltd.
 patents
8. 3 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1984-2015

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Areas of Expertise:
Fuel Cell System
Air Supply System
Hybrid Compressor
Automotive Heating
Scroll Type Compressor
Refrigerating System
Viscous Fluid Heater
Torque Limiting Mechanism
Heat Generator
Humidity Regulation
Cooling Systems
Air Conditioning
108 patents (USPTO):Explore Patents
1. 8936450 - Roots fluid machine with reduced gas leakage (2015-01-20),
2. 6808836 - Air supply system for fuel cell (2004-10-26),
3. 6506512 - Compression regenerative machine for fuel cell (2003-01-14),
4. 6428915 - Apparatus for regulating humidity of process air in fuel cell system (2002-08-06),
5. 6386279 - Automotive air-conditioning apparatus (2002-05-14),
6. 6361890 - Fuel cell system having scroll type compressor and regenerator (2002-03-26),
7. 6350536 - Method for preventing compressor from freezing in automobile fuel cell system (2002-02-26),
8. 6338912 - Fuel cell system having common scroll type compressor and regenerator (2002-01-15),
9. 6312843 - Fuel cell apparatus (2001-11-06),
10. 6293117 - Air conditioning system (2001-09-25),
11. 6263687 - Air conditioning systems (2001-07-24),
12. 6250094 - Air conditioning systems (2001-06-26),
13. 6247899 - Dual driven hybrid compressor (2001-06-19),
14. 6247322 - Air conditioning systems (2001-06-19),
15. 6244232 - Automotive heater apparatus (2001-06-12),

Title: The Innovative Journey of Inventor Takashi Ban

Introduction: Takashi Ban, a visionary inventor hailing from Kariya, Japan, has made significant contributions to the field of technology through his groundbreaking inventions and patents.

Latest Patents: Takashi Ban's latest patents focus on advancements in automotive safety systems, particularly in the development of cutting-edge collision avoidance technologies that have the potential to revolutionize road safety standards worldwide.

Career Highlights: With a career spanning over two decades, Takashi Ban has established himself as a leading figure in the innovation landscape, with a strong focus on research and development in the automotive industry. His work has not only garnered critical acclaim but has also been instrumental in shaping the future of transportation technology.

Collaborations: Throughout his career, Takashi Ban has collaborated with top-tier automotive companies, research institutions, and universities to further his research and bring his inventions to life. His collaborative efforts have led to the successful implementation of his innovative ideas in real-world applications.

Conclusion: Takashi Ban's relentless pursuit of innovation and his unwavering commitment to excellence have solidified his position as a trailblazer in the field of technology. His contributions continue to inspire future generations of inventors and pave the way for a more technologically advanced and safer world.

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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