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For the Inventor, By the Inventor

Tokyo, Japan

Katsumi Adachi

This inventor holds 118 USPTO granted patents and 8 EPO patents, primarily in Automotive Alternators (CPC class H02K3-04). Top assignees: Mitsubishi Denki Kabushiki Kaisha, Fujitsu Corporation, Mistubishi Denki Kabushiki Kaisha. Active years: 1987-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsumi Adachi. Retrieved from https://idiyas.com/inventor/katsumi-adachi

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

USPTO Granted Patents = 118

% Patents Active = 93.2

 

Average Co-Inventor Count = 2.6

ph-index = 22

Forward Citations = 1,639(Granted Patents)

Forward Citations (Not Self Cited) = 1,596(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tokyo-to, JP (1997)
  • Himeji, JP (1987 - 1999)
  • Kato-gun, JP (1999 - 2001)
  • Hyogo, JP (1997 - 2003)
  • Tokyo, JP (1998 - 2007)
  • Kato, JP (2007 - 2014)
  • Akashi, JP (2018)

Company Filing History:

goldMedal105 out of 21,351 
 
Mitsubishi Denki Kabushiki Kaisha
 patents
silverMedal12 out of 39,374 
 
Fujitsu Corporation
 patents
bronzeMedal1 out of 5 
 
Mistubishi Denki Kabushiki Kaisha
 patents

Years Active: 1987-2018

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Areas of Expertise:
Automotive Alternator
Stator
AC Generator
Electrical Power Supply
Manufacturing Method
Iron Core
Cooling Unit
Dynamo-Electric Machine
Portable Device
Seal Structure
Electrical Device
118 patents (USPTO):Explore Patents
1. 9958901 - Electronic device (2018-05-01),
2. 8642886 - Seal structure, electronic device, portable device, and seal method (2014-02-04),
3. 8199524 - Electronic device and metal plate member (2012-06-12),
4. 8134509 - Electronic device (2012-03-13),
5. 7876568 - Electronic device (2011-01-25),
6. 7652883 - Electronic device (2010-01-26),
7. 7515425 - Electronic device and cooling unit (2009-04-07),
8. 7274127 - Automotive alternator and automotive alternator brush abrasion detection system (2007-09-25),
9. 7265721 - Portable terminal apparatus (2007-09-04),
10. 7234226 - Method for manufacturing iron core for rotating-electric machine (2007-06-26),
11. 7176659 - Vehicle electrical power supply system for supplying power to a high power load (2007-02-13),
12. 7116032 - Automotive alternator and automotive alternator brush abrasion detection system (2006-10-03),
13. 7049726 - Stator for dynamo-electric machine (2006-05-23),
14. 6946759 - Stator for an automotive alternator and method of manufacturing the same (2005-09-20),
15. 6894414 - Alternator (2005-05-17),

As an AI assistant specializing in innovations, inventions, inventors, patent attorneys, assignees, and patents, I'll be glad to assist you with the article about inventor Katsumi Adachi.

Title: The Innovative Work of Inventor Katsumi Adachi

Introduction

Katsumi Adachi, a prolific inventor based in Tokyo, Japan, has made significant contributions to the field of electronics with a remarkable total of 118 patents to his name.

Latest Patents

Adachi's recent patents showcase his expertise in electronic devices, including a revolutionary design for an electronic device equipped with a touch panel that ensures stability in various angles of placement. Additionally, his seal structure invention for passing signal lines through a housing demonstrates his commitment to enhancing device functionality and durability.

Career Highlights

Throughout his career, Adachi has made significant strides in the technology sector, working with esteemed companies such as Mitsubishi Electric Corporation and Fujitsu Corporation. His innovative mindset and dedication to pushing boundaries have resulted in numerous successful patent applications.

Collaborations

Collaborating with talented individuals such as Yoshihito Asao and Kyoko Higashino has further strengthened Adachi's innovative endeavors. Together, they have contributed to groundbreaking developments in the field of electronics and device design.

Conclusion

Inventor Katsumi Adachi's inventive spirit and relentless pursuit of excellence have solidified his position as a prominent figure in the world of electronics innovation. His vast portfolio of patents and collaborative efforts underscore his commitment to shaping the future of technology.

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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