IDiyas

For the Inventor, By the Inventor

Tokyo, Japan

Kenji Kumagai

USPTO Granted Patents = 16 

 

Average Co-Inventor Count = 2.2

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • Kawasaki, JP (2006 - 2012)
  • Yokohama, JP (2013)
  • Tokyo, JP (2012 - 2022)

Company Filing History:

goldMedal7 out of 5,118 
 
Bridgestone Corporation
 patents
silverMedal4 out of 1,674 
 
Fujitsu Semiconductor Limited
 patents
bronzeMedal3 out of 39,228 
 
Fujitsu Corporation
 patents
4. 2 out of 576 
 
Tachi-s Co., Ltd.
 patents
5. 1 out of 52 
 
Honda Elesys Co., Ltd.
 patents
6. 1 out of 272 
 
Nippon Mektron Limited
 patents
where one patent can have more than one assignee

Years Active: 2006-2022

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16 patents (USPTO):Explore Patents
1. 11219123 - Printed circuit board and method for manufacturing same (2022-01-04),
2. 10743669 - Seat pad (2020-08-18),
3. 10660444 - Seat pad (2020-05-26),
4. 10561246 - Seat pad (2020-02-18),
5. 10532678 - Seat pad and seat pad production device (2020-01-14),
6. 10470577 - Seat pad and method for manufacturing seat pad (2019-11-12),
7. 10106064 - Seat pad (2018-10-23),
8. 9221369 - Seat pad (2015-12-29),
9. 8584069 - Apparatus and method for design support using layout positions of first and second terminals (2013-11-12),
10. 8545238 - Electronic device having connector (2013-10-01),
11. 8347253 - Designing supply wirings in semiconductor integrated circuit by detecting power supply wiring of specific wiring layer in projection area (2013-01-01),
12. 8230376 - Designing supply wirings in semiconductor integrated circuit by detecting power supply wiring of specific wiring layer in projection area (2012-07-24),
13. 8156465 - Layout method and layout program for semiconductor integrated circuit device (2012-04-10),
14. 7299443 - Method for designing wiring connecting section and semiconductor device (2007-11-20),
15. 7032207 - Method of designing semiconductor integrated circuit with accurate capacitance extraction (2006-04-18),

Title: Kenji Kumagai: Innovator in Printed Circuit Board Technology

Introduction

Kenji Kumagai is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electronics, particularly in the development of printed circuit boards. With a total of 16 patents to his name, Kumagai has established himself as a key figure in innovation.

Latest Patents

Among his latest patents is a groundbreaking design for a printed circuit board and a method for manufacturing the same. This invention features a first dielectric layer with a first and second principal surface, an adhesive layer, and metal foil patterns that enhance conductivity. Another notable patent is for a seat pad that includes a lateral slit portion, which is designed to improve comfort and usability.

Career Highlights

Kumagai has worked with several esteemed companies throughout his career, including Bridgestone Corporation and Fujitsu Semiconductor Limited. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Throughout his career, Kumagai has collaborated with notable colleagues such as Yoshiyuki Takahashi and Toshimitsu Shinohara. These partnerships have fostered a creative environment that has led to the development of several successful inventions.

Conclusion

Kenji Kumagai's work in the field of printed circuit boards and his innovative designs have made a lasting impact on the electronics industry. His contributions continue to influence advancements in technology and design.

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