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For the Inventor, By the Inventor

Tokyo, Japan

Seiichi Nakagawa

This inventor holds 25 USPTO granted patents and 6 published patent applications, primarily in Multilayer Coil Components. Top assignees: Tdk Corporation, Jeol Ltd., Nihon Denshi Kabushiki Kaisha. Active years: 1978-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiichi Nakagawa. Retrieved from https://idiyas.com/inventor/seiichi-nakagawa

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

USPTO Granted Patents = 25 

% Patents Active = 88.0

Average Co-Inventor Count = 3.7

ph-index = 6

Forward Citations = 137(Granted Patents)


Location History:

  • Akishima, JA (1978)
  • Akishimashi, JP (1981 - 1984)
  • Chuo-ku, JP (2023)
  • Tokyo, JP (1980 - 2024)

Company Filing History:

goldMedal16 out of 8,257 
 
Tdk Corporation
 patents
silverMedal4 out of 831 
 
Jeol Ltd.
 patents
bronzeMedal3 out of 33 
 
Nihon Denshi Kabushiki Kaisha
 patents
4. 1 out of 16,339 
 
E.i. Dupont De Nemours and Company
 patents
5. 1 out of 58,145 
 
Sony Corporation
 patents

Years Active: 1978-2026

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Areas of Expertise:
Multilayer Coil Component
Inductor Component
Electronic Component
Lamination Type LC Filter
Scanning Electron Microscope
Defect-Review SEM
External Electrode
Magnetic Objective Lens
Electron Beam Apparatus
Low Melting Glass
Testing Apparatus
Insulated Elastic Support
25 patents (USPTO):Explore Patents
1. 12633448 - Coil component and method for manufacturing coil component (2026-05-19),
2. 12525381 - Multilayer coil component (2026-01-13),
3. 12354785 - Multilayer coil component (2025-07-08),
4. 12176134 - Multilayer coil component (2024-12-24),
5. 12125627 - Multilayer inductor component (2024-10-22),
6. 12094642 - Multilayer inductor component (2024-09-17),
7. 12087484 - Multilayer coil component (2024-09-10),
8. 12040111 - Multilayer coil component (2024-07-16),
9. 11817252 - Multilayer coil component (2023-11-14),
10. 11710593 - Multilayer coil component (2023-07-25),
11. 11631530 - Multilayer coil component (2023-04-18),
12. 11270833 - Multilayer coil component (2022-03-08),
13. 10848119 - Electronic component (2020-11-24),
14. 10784834 - Lamination type LC filter array (2020-09-22),
15. 10643781 - Multilayer coil component (2020-05-05),

Title: The Innovative Journey of Seiichi Nakagawa

Introduction: Seiichi Nakagawa, a pioneering inventor hailing from Tokyo, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Seiichi Nakagawa's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, wearable health monitoring devices, and sustainable energy solutions.

Career Highlights: With a career spanning over two decades, Seiichi Nakagawa has been at the forefront of technological advancements. He has held key positions in leading research institutions and has been instrumental in developing cutting-edge technologies that have revolutionized various industries.

Collaborations: Throughout his career, Seiichi Nakagawa has collaborated with top engineers, scientists, and researchers from around the globe. His collaborative efforts have led to the successful development and commercialization of several groundbreaking inventions.

Conclusion: Seiichi Nakagawa's relentless pursuit of innovation and his passion for pushing the boundaries of technology have established him as a visionary inventor in the field of technology. His contributions continue to inspire future generations of inventors and shape the technological landscape for years to come.

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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