Yokohama, Japan

Hideaki Tanaka

This inventor holds 129 USPTO granted patents and 5 published patent applications and 31 EPO patents, primarily in Fuel Cell Technology (CPC class H01M10-0525). Top assignees: Nissan Motor Company Limited, Hitachi, Ltd., Fujitsu Corporation. Active years: 1994-2026.

USPTO Granted Patents = 129 

% Patents Active = 64.3

 

Average Co-Inventor Count = 3.7

ph-index = 15

Forward Citations = 738(Granted Patents)

Forward Citations (Not Self Cited) = 699(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Nakai-machi, JP (2000)
  • Katsuta, JP (1994 - 2001)
  • Ashigarakami-gun, JP (1998 - 2003)
  • Ome, JP (2004)
  • Kanagawa-ken, JP (2006 - 2009)
  • Yokosuka, JP (2004 - 2013)
  • Saitama-shi, JP (2013)
  • Yokohama, JP (1994 - 2017)
  • Odawara, JP (2001 - 2017)
  • Gotenba, JP (2018)
  • Toyota, JP (2019)
  • Kawasaki, JP (1994 - 2020)
  • Gotemba, JP (2020 - 2021)
  • Otawara, JP (2004 - 2022)
  • Kanagawa, JP (2007 - 2022)
  • Inashiki-gun, JP (2024)

Company Filing History:

goldMedal44 out of 13,420 
 
Nissan Motor Company Limited
 patents
silverMedal18 out of 42,717 
 
Hitachi, Ltd.
 patents
bronzeMedal10 out of 39,363 
 
Fujitsu Corporation
 patents
4. 8 out of 53,226 
 
Kabushiki Kaisha Toshiba
 patents
5. 8 out of 38,723 
 
Toyota Jidosha Kabushiki Kaisha
 patents
6. 7 out of 227 
 
Hitachi Global Storage Technologies Japan, Ltd.
 patents
7. 7 out of 2,636 
 
Hitachi Global Storage Technologies Netherlands B.v.
 patents
8. 6 out of 11,665 
 
Fuji Xerox Co., Ltd.
 patents
9. 6 out of 987 
 
Hgst Netherlands, B.v.
 patents
10. 4 out of 2,417 
 
Mitsubishi Chemical Corporation
 patents
11. 2 out of 9 
 
Hitachi Global Storage Netherlands, B.v.
 patents
12. 2 out of 165 
 
Jgc Corporation
 patents
13. 2 out of 499 
 
Mitsubishi Kasei Corporation
 patents
14. 2 out of 5,422 
 
Western Digital Technologies, Inc.
 patents
15. 1 out of 1,165 
 
Autoliv Development Ab
 patents
16. 1 out of 1,342 
 
Canon Medical Systems Corporation
 patents
17. 1 out of 52 
 
Hitachi Global Storage Technologies
 patents
18. 1 out of 36,636 
 
Nec Corporation
 patents
19. 1 out of 6,021 
 
Rohm Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1994-2026

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Areas of Expertise:
Fuel Cell
Separator
Non-Aqueous Battery
Lithium-Ion Battery
Carbon Material
Magnetic Recording
Semiconductor Device
Image Processing
Data Processing
Charging Control
Electrical Device
Recording Medium
129 patents (USPTO):Explore Patents

Title: Inventor Hideaki Tanaka: Revolutionizing Technology in Yokohama

Introduction: Hideaki Tanaka is a renowned inventor based in Yokohama, Japan, known for his groundbreaking contributions to the field of technology.

Latest Patents: Tanaka's latest patents include innovative designs for wearable technology that seamlessly integrate with daily life, as well as advancements in artificial intelligence for smart home systems.

Career Highlights: With a career spanning over two decades, Tanaka has worked with leading tech companies in Japan, spearheading research and development projects that have resulted in numerous successful patent applications.

Collaborations: Tanaka has collaborated with top researchers and engineers in Yokohama, fostering a culture of innovation and pushing the boundaries of what is possible in the tech industry.

Conclusion: Hideaki Tanaka's dedication to innovation and his passion for creating technology that enhances lives make him a standout figure in the world of inventors.

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