Nihon Ceratec Co., Ltd.

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USPTO Granted Patents = 4

% Expired Patents = 25.0

Forward Citations = 12

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17 inventors (with patents filed for the assignee):

Masafumi Kitano (1 out of 15 patents)

Yasuyuki Shirai (1 out of 38 patents)

Akira Shimada (1 out of 61 patents)

4. Masashi Matsumoto (1 out of 39 patents)

5. Yasuhiro Kawase (1 out of 21 patents)

6. Yutaka Maruyama (1 out of 53 patents)

7. Fumikazu Mizutani (1 out of 10 patents)

8. Makoto Ishikawa (1 out of 9 patents)

9. Yutaka Inada (1 out of 1 patent)

10. Yuu Itou (1 out of 1 patent)

11. Hitoshi Morinaga (1 out of 13 patents)

12. Yukio Kishi (1 out of 1 patent)

13. Shirou Moriyama (1 out of 1 patent)

14. Hiroshi Hatakeyama (1 out of 1 patent)

15. Hiromichi Ohtaki (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 8614536 - Piezoelectric element, and piezoelectric actuator and vibration wave motor including piezoelectric element (2013-12-24),

2. 8124240 - Protective film structure of metal member, metal component employing protective film structure, and equipment for producing semiconductor or flat-plate display employing protective film structure (2012-02-28),

3. 6863740 - Cleaning method of ceramic member (2005-03-08),

4. 5209613 - Diamond tool and method of producing the same (1993-05-11),

Company Overview

Nihon Ceratec Co., Ltd. is a leading manufacturer of advanced ceramic materials and components. Established in 1969, the company is known for its innovative solutions in industries such as automotive, electronics, and medical. With a strong focus on research and development, Nihon Ceratec continues to push the boundaries of ceramic technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#17 in Sendai

#7,590 in Japan

Sendai, Japan