Tokyo, Japan

Hitoshi Takahashi

This inventor holds 60 USPTO granted patents and 7 published patent applications and 5 EPO patents, primarily in Refrigeration Technology (CPC class C10M). Top assignees: Sony Corporation, Jxtg Nippon Oil & Energy Corporation, Fujitsu Corporation. Active years: 1984-2026.

USPTO Granted Patents = 60 

% Patents Active = 98.3

 

Average Co-Inventor Count = 1.7

ph-index = 17

Forward Citations = 738(Granted Patents)

Forward Citations (Not Self Cited) = 726(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Kasugai, JP (1989 - 1997)
  • Kawasaki, JP (2001)
  • Yokohama, JP (1984 - 2015)
  • Tokyo, JP (1987 - 2024)

Company Filing History:

goldMedal26 out of 58,145 
 
Sony Corporation
 patents
silverMedal9 out of 61 
 
Jxtg Nippon Oil & Energy Corporation
 patents
bronzeMedal8 out of 39,371 
 
Fujitsu Corporation
 patents
4. 5 out of 331 
 
Jx Nippon Oil Energy Corporation
 patents
5. 3 out of 53,250 
 
Kabushiki Kaisha Toshiba
 patents
6. 2 out of 138 
 
Laurel Bank Machines Company, Ltd.
 patents
7. 2 out of 2 
 
Meiden Plant Engineering & Construction Co., Ltd.
 patents
8. 1 out of 1,147 
 
Agc Inc.
 patents
9. 1 out of 20,394 
 
Denso Corporation
 patents
10. 1 out of 153 
 
Eneos Corporation
 patents
11. 1 out of 154 
 
Fujitsu Vlsi Limited
 patents
12. 1 out of 1,899 
 
Kabushiki Kaisha Toyota Jidoshokki
 patents
13. 1 out of 3,940 
 
Lam Research Corporation
 patents
14. 1 out of 131 
 
Laurel Bank Machine Co., Ltd.
 patents
15. 1 out of 18 
 
Laurel Machinery Co., Ltd.
 patents
16. 1 out of 4 
 
Laurel Precision Co., Ltd.
 patents
17. 1 out of 1 
 
Laurel Precision Co., Ltd.
 patent
18. 1 out of 53 
 
Laurel Precision Machines Co., Ltd.
 patents
19. 1 out of 2 
 
Permachem Asia, Ltd.
 patents
20. 1 out of 129 
 
Schlumberger Technologies, Inc.
 patents
21. 1 out of 18 
 
Yamanashi Electronics Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1984-2026

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Areas of Expertise:
Refrigerator Oil
Working Fluid Composition
Sheet Paper Processing
Paper Sheet Detection
Refrigeration Oil
Refrigerating Machine Oil
Electronic Display
Camera Technology
Video Camera
Antenna Design
LSI Package
Disc Player
60 patents (USPTO):Explore Patents

Title: Hitoshi Takahashi: A Pioneer in Innovation

Introduction:

Hitoshi Takahashi, a visionary inventor based in Tokyo, Japan, has left an indelible mark on the field of innovation with his relentless pursuit of excellence. His passion for pushing boundaries continues to inspire the next generation of inventors worldwide.

Latest Patents:

Takahashi's latest patents include a revolutionary paper sheet detection device, paper sheet detection method, and paper sheet processing device. These inventions showcase his expertise in creating intricate yet practical solutions for everyday challenges. The paper sheet detection device incorporates advanced technology to accurately determine the presence of a paper sheet in its path, demonstrating Takahashi's commitment to precision and efficiency. Additionally, his innovative refrigerator oil formulation highlights his versatility in developing solutions across various industries.

Career Highlights:

Throughout his career, Takahashi has amassed an impressive portfolio of 58 patents, demonstrating his dedication to innovation and problem-solving. He has contributed significantly to renowned companies such as Sony Corporation and JXTG Nippon Oil & Energy Corporation, where he has played a vital role in shaping cutting-edge technologies.

Collaborations:

Takahashi's collaborative spirit is evident in his work with esteemed colleagues such as Souichirou Konno and Ken Sawada. Together, they have brought forth innovative solutions that have had a lasting impact on their respective industries. Their teamwork exemplifies the power of synergy in driving groundbreaking inventions.

Conclusion:

As a pioneering inventor, Hitoshi Takahashi's legacy resonates with aspiring innovators globally. His unwavering commitment to excellence and his passion for innovation serve as a guiding light for the next generation of inventors, inspiring them to push boundaries and create a better future through groundbreaking discoveries.

Profile summary based on public USPTO records.
Please report any incorrect information to [email protected]
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