Tokyo, Japan

Kenji Tanaka

This inventor holds 126 USPTO granted patents and 47 published patent applications and 14 EPO patents, primarily in Rotary Electric Machines (CPC class H02K16-02). Top assignees: Sony Corporation, Nippon Telegraph and Telephone Corporation, Mitsubishi Electric Corporation. Active years: 1987-2026.

USPTO Granted Patents = 126 

% Patents Active = 46.0

 

Average Co-Inventor Count = 3.0

ph-index = 15

Forward Citations = 749(Granted Patents)

Forward Citations (Not Self Cited) = 708(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Sodegaura, JP (1999)
  • Kanagawa-ken, JP (2007)
  • Chiba, JP (2001 - 2010)
  • Chikusei, JP (2010 - 2013)
  • Minato-ku, JP (2012 - 2013)
  • Nagasaki, JP (2014)
  • Nagasaki-ken, JP (2014)
  • Tokyo, JP (1987 - 2024)

Company Filing History:

goldMedal72 out of 58,145 
 
Sony Corporation
 patents
silverMedal7 out of 5,300 
 
Nippon Telegraph and Telephone Corporation
 patents
bronzeMedal6 out of 16,571 
 
Mitsubishi Electric Corporation
 patents
4. 5 out of 4,738 
 
Mitsubishi Heavy Industries Limited
 patents
5. 5 out of 38 
 
Takano Co., Ltd.
 patents
6. 3 out of 2,560 
 
Asahi Glass Company, Limited
 patents
7. 3 out of 1,641 
 
Hitachi Chemical Company, Ltd.
 patents
8. 3 out of 4,776 
 
Juniper Networks, Inc.
 patents
9. 3 out of 139 
 
Showa Denko Materials Co., Ltd.
 patents
10. 3 out of 6,286 
 
Toshiba Tec Kabushiki Kaisha
 patents
11. 2 out of 2,283 
 
Idemitsu Kosan Company, Limited
 patents
12. 2 out of 53,240 
 
Kabushiki Kaisha Toshiba
 patents
13. 2 out of 555 
 
Ntt Corporation
 patents
14. 2 out of 28,925 
 
Ricoh Company, Ltd.
 patents
15. 1 out of 68 
 
Arisawa Mfg. Co., Ltd.
 patents
16. 1 out of 4 
 
Arisawa Mfg., Ltd.
 patents
17. 1 out of 1 
 
Driden Anstalt
 patent
18. 1 out of 1,458 
 
Elpida Memory, Inc.
 patents
19. 1 out of 471 
 
National Institute of Information and Communications Technology, Incorporated
 patents
20. 1 out of 2 
 
Nippon Paper-Pak Co., Ltd.
 patents
21. 1 out of 1,040 
 
Osaka University
 patents
22. 1 out of 1 
 
Protosera Inc.
 patent
23. 1 out of 2 
 
Sanritz Automation Co., Ltd.
 patents
24. 1 out of 4,209 
 
Sony Group Corporation
 patents
25. 1 out of 929 
 
Sumitomo Metal Industries, Inc.
 patents
26. 1 out of 3 
 
Tanaka Sangyo Co., Ltd.
 patents
27. 1 out of 8,238 
 
Tdk Corporation
 patents
28. 1 out of 65 
 
Toshiba Client Solutions Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1987-2026

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Areas of Expertise:
Optical Resonator
Rotary Electric Machine
Distributed Processing
Magnetic-Gear Motor
Data Transfer Device
Transimpedance Amplifier
Cell Evaluation System
Epoxy Resin Composition
Laser Emitting Apparatus
Digital 3D Model Rendering
Desalination Apparatus
Light Source Device
126 patents (USPTO):Explore Patents

Title: Kenji Tanaka: Pioneering Inventor from Tokyo

Introduction: Kenji Tanaka is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Kenji Tanaka holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative spirit and forward-thinking approach.

Career Highlights: Throughout his illustrious career, Kenji Tanaka has worked with leading research institutions and tech companies, spearheading projects that have revolutionized the way we interact with technology on a daily basis.

Collaborations: Kenji Tanaka has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of creativity and excellence in all his endeavors.

Conclusion: In conclusion, Kenji Tanaka's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and visionaries worldwide.

Profile summary based on public USPTO records.
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