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For the Inventor, By the Inventor

Tokyo, Japan

Nichias Corporation


USPTO Granted Patents = 256

% Expired Patents = 27.3



Trademarks = 11

Forward Citations = 1,649

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373 inventors (with patents filed for the assignee):

goldMedal Takahiro Niwa (25 out of 25 patents)

silverMedal Kazuhisa Watanabe (15 out of 15 patents)

bronzeMedal Masaaki Nakayama (15 out of 38 patents)

4.  Masaji Kurosawa (13 out of 15 patents)

5.  Yoshifumi Fujita (12 out of 12 patents)

6.  Kazuo Nishimoto (12 out of 12 patents)

7.  Tetsuya Mihara (11 out of 11 patents)

8.  Yoshiyuki Motoyoshi (10 out of 13 patents)

9.  Nobuya Tomosue (10 out of 10 patents)

10.  Tomoya Shimizu (9 out of 14 patents)

11.  Isami Abe (9 out of 10 patents)

12.  Ken Yonaiyama (9 out of 9 patents)

13.  Osamu Horiuchi (9 out of 11 patents)

14.  Katsuhiro Yamashita (9 out of 28 patents)

15.  Kanji Hanashima (9 out of 10 patents)


Core Competencies:
Fluoropolymer
Crosslinking Agent
Thermal Insulation
Soundproof Material
Gasket
Heating Device
Molded Article
Internal Combustion Engine
Heat-Resistant Roll
Biosoluble Inorganic Fiber
Absorption Rotor
Pipe Cover

256 patents:

1. 12716006 - Ink composition for screen printing and method for producing printed matter (2026-08-25),
2. 12583995 - Compound, crosslinking agent and crosslinked fluoroelastomer (2026-03-24),
3. 12415898 - Porous body (2025-09-16),
4. 12305107 - Perfluoroelastomer composition, cross-linked perfluoroelastomer and molded article (2025-05-20),
5. 12292210 - Dehumidifying member, dehumidifying rotor, and manufacturing method of dehumidifying member (2025-05-06),
6. 12292092 - Shim for disk brakes, and disk brake (2025-05-06),
7. 12135086 - Material for gasket (2024-11-05),
8. 12087262 - Soundproof member (2024-09-10),
9. 11767389 - Crosslinking agent and fluorine-containing aromatic compound (2023-09-26),
10. 11635144 - Multi-layered metal sheet (2023-04-25),
11. 11535004 - Soundproofing material (2022-12-27),
12. 11333216 - Connector (2022-05-17),
13. 11215309 - Heating device and method of heating a heated object using the same (2022-01-04),
14. 11193040 - Coating agent for rubber-coated cylinder head gasket and cylinder head gasket (2021-12-07),
15. 11118651 - Connector (2021-09-14),
Nichias Corporation is a global company specializing in manufacturing and distribution of high-performance industrial products. With a focus on providing innovative solutions for a wide range of industries, Nichias is committed to quality and sustainability in all aspects of its operations. With a strong expertise in materials science and engineering, Nichias continues to push the boundaries of what is possible in the field of industrial products.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 29 2026

256 Patents

#302 in Tokyo

#596 in Japan

#3,406 in the World

Tokyo, JP
Tokyo, Japan

Nichias Corporation

Forward Citations = 1,649

373 inventors:

goldMedal Takahiro Niwa (25 out of 25 patents)

silverMedal Kazuhisa Watanabe (15 out of 15 patents)

bronzeMedal Masaaki Nakayama (15 out of 38 patents)

4.  Masaji Kurosawa (13 out of 15 patents)

5.  Yoshifumi Fujita (12 out of 12 patents)

Please report any incorrect information to [email protected]
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