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Admatechs Company Limited

USPTO Granted Patents = 20

% Expired Patents = 15.0

EPO Patents = 4

Forward Citations = 6

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31 inventors (with patents filed for the assignee):

Nobutaka Tomita (10 out of 13 patents)

Yusuke Watanabe (8 out of 17 patents)

Tempo Nakamura (5 out of 6 patents)

4. Shingi Noguchi (3 out of 3 patents)

5. Masaru Kuraki (3 out of 4 patents)

6. Yoshiaki Kato (2 out of 109 patents)

7. Shinta Hagimoto (2 out of 4 patents)

8. Akihiko Suda (2 out of 34 patents)

9. Yuki Arai (2 out of 2 patents)

10. Yoshinori Okawauchi (2 out of 2 patents)

11. Kimitoshi Sato (2 out of 6 patents)

12. Tatsuo Fukano (2 out of 9 patents)

13. Yuji Oono (2 out of 2 patents)

14. Tatsuya Iwamoto (1 out of 43 patents)

15. Yuu Sakamoto (1 out of 4 patents)

20 patents: Sort by Forward Citations

1. 12479978 - Composite oxide particle material, method for producing same, filler, filler-containing slurry composition, and filler-containing resin composition (2025-11-25),

2. 12473435 - Method for manufacturing spherical particle material (2025-11-18),

3. 12459827 - Method for producing spherical silica particles (2025-11-04),

4. 12454460 - Spherical silica particles, slurry composition, resin composition, and method for producing spherical silica particles (2025-10-28),

5. 12338368 - Ferrule polishing material (2025-06-24),

6. 12305042 - Filler for electronic materials and method for producing same, slurry for electronic materials, and resin composition for electronic materials (2025-05-20),

7. 12187903 - Surface-modified particle material and slurry composition (2025-01-07),

8. 11976179 - Particle material and manufacturing method therefor, and transparent resin composition (2024-05-07),

9. 11732109 - Plasticizer composition, method for producing same, transparent film, and laminated glass (2023-08-22),

10. 11613625 - Filler for resinous composition, filler-containing slurry composition and filler-containing resinous composition (2023-03-28),

11. 11401423 - Surface treated-metal oxide particle material, method for producing same, resin composition for electronic material, and filler for silicone resin material (2022-08-02),

12. 11072735 - Particulate material and thermal conductive substance (2021-07-27),

13. 11021590 - Silicone-coated filler and production process for the same as well as resinous composition (2021-06-01),

14. 11001714 - Production method for electronic material filler and production method for electronic material resin composition (2021-05-11),

15. 10981835 - 'MXene' particulate material, slurry, secondary battery, transparent electrode and production process for 'MXene' particulate material (2021-04-20),

Company Overview

Admatechs Company Limited, based in Miyoshi, Japan, specializes in advanced materials and technologies for various applications. The company focuses on the development and manufacturing of innovative solutions that enhance performance in sectors such as electronics and automotive engineering. With a commitment to research and development, Admatechs aims to push the boundaries of material science, contributing to the evolution of high-tech industries and fostering sustainable advancements in technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

20 Patents

#1 in Miyoshi

#2,944 in Japan

#31,264 in the World

Admatechs Company Limited

Forward Citations = 6

31 inventors:

Nobutaka Tomita (10 out of 13 patents)

Yusuke Watanabe (8 out of 17 patents)

Tempo Nakamura (5 out of 6 patents)

4. Shingi Noguchi (3 out of 3 patents)

5. Masaru Kuraki (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Admatechs Company Limited. Retrieved from https://idiyas.com/company/admatechs-company

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

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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