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For the Inventor, By the Inventor

Tokyo, Japan

Takayoshi Fujii

This inventor holds 77 USPTO granted patents and 2 published patent applications and 9 EPO patents, primarily in Semiconductor Devices. Top assignees: Kureha Kagaku Kogyo Kabushiki Kaisha, Kabushiki Kaisha Toshiba, Sinfonia Technology Co., Ltd.. Active years: 1977-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takayoshi Fujii. Retrieved from https://idiyas.com/inventor/takayoshi-fujii

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

USPTO Granted Patents = 77 

% Patents Active = 81.8

 

Average Co-Inventor Count = 6.2

ph-index = 10

Forward Citations = 375(Granted Patents)

Forward Citations (Not Self Cited) = 271(Dec 10, 2025)


Location History:

  • Tokyo, JA (1977)
  • Adachi, JP (1987 - 1989)
  • Kanagawa, JP (2012)
  • Mie-gun, JP (2013)
  • Ise, JP (2004 - 2015)
  • Mie, JP (2013 - 2015)
  • Yokohama, JP (2014 - 2015)
  • Kanagawa-ken, JP (2013 - 2016)
  • Tokyo, JP (1980 - 2020)
  • Yokohama Kanagawa, JP (2024)

Company Filing History:

goldMedal47 out of 776 
 
Kureha Kagaku Kogyo Kabushiki Kaisha
 patents
silverMedal12 out of 53,250 
 
Kabushiki Kaisha Toshiba
 patents
bronzeMedal8 out of 131 
 
Sinfonia Technology Co., Ltd.
 patents
4. 6 out of 227 
 
Shinko Electric Company, Ltd.
 patents
5. 2 out of 128 
 
Kureha Chemical Industry Company, Limited
 patents
6. 2 out of 304 
 
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
 patents

Years Active: 1977-2026

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Areas of Expertise:
Rotary Electrical Machine
Linear Actuator
Semiconductor Laser
Damping Apparatus
Vibration Damping Device
Light Emitting Device
Pattern Inspection
Pharmaceutical Composition
Angiogenesis Inhibitor
Anti-Tumor Substance
Physiologically Active Substance
Piezoelectric Feeder
77 patents (USPTO):Explore Patents
1. 12620774 - Analysis device (2026-05-05),
2. 12334795 - Rotary electrical machine refrigerant flow passage partition wall gap (2025-06-17),
3. 12231019 - Rotary electrical machine (2025-02-18),
4. 12087180 - Display control device, display system, welding system, welding method, display control method, storage medium (2024-09-10),
5. 10819203 - Linear actuator (2020-10-27),
6. 9882460 - Linear actuator (2018-01-30),
7. 9647524 - Linear actuator (2017-05-09),
8. 9407065 - Semiconductor laser (2016-08-02),
9. 9176074 - Pattern inspection method and pattern inspection apparatus (2015-11-03),
10. 9142727 - Semiconductor light emitting device (2015-09-22),
11. 9082938 - Light emitting device (2015-07-14),
12. 9071108 - Movable iron core linear actuator (2015-06-30),
13. 9006766 - Semiconductor light emitting device (2015-04-14),
14. 8994233 - Movable iron core linear actuator (2015-03-31),
15. 8946750 - Semiconductor light emitting device (2015-02-03),

Title: The Innovative Mind of Takayoshi Fujii

Introduction: Takayoshi Fujii is a pioneering inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takayoshi Fujii holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of what is possible in the modern world.

Career Highlights: With a career spanning over two decades, Takayoshi Fujii has worked for various tech companies, leading research teams and spearheading projects that have resulted in cutting-edge inventions that have revolutionized industries.

Collaborations: Throughout his career, Takayoshi Fujii has collaborated with top researchers, engineers, and scientists from around the globe, fostering a culture of innovation and knowledge-sharing that has led to numerous successful projects and patents.

Conclusion: Takayoshi Fujii's relentless pursuit of innovation and his passion for creating solutions to complex problems have solidified his reputation as a visionary inventor in the tech world, with his work continuing to inspire future generations of inventors and innovators.

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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