Nhk Engineering Services, Inc.

Calculating rank

USPTO Granted Patents = 3

% Expired Patents = 33.3

Forward Citations = 48

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16 inventors (with patents filed for the assignee):

Yasuhiro Ito (1 out of 111 patents)

Hiroshi Saito (1 out of 75 patents)

Takashi Ando (1 out of 37 patents)

4. Hideki Mitsumine (1 out of 2 patents)

5. Yasuaki Nishida (1 out of 6 patents)

6. Shinichi Hosoya (1 out of 1 patent)

7. Kazuhiro Daikoku (1 out of 4 patents)

8. Yuichi Ninomiya (1 out of 33 patents)

9. Kazumasa Enami (1 out of 7 patents)

10. Masao Fujiwara (1 out of 2 patents)

11. Kunihiko Hontani (1 out of 6 patents)

12. Seiki Inoue (1 out of 2 patents)

13. Ryo Mochizuki (1 out of 1 patent)

14. Shinrokuro Nagashima (1 out of 1 patent)

15. Tadoru Kato (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6927623 - Amplitude-modulated signal receiving circuit (2005-08-09),

2. 5825532 - Microscopic system integrated with wide-screen television (1998-10-20),

3. 5818420 - 3D object graphics display device, 3D object graphics display method, (1998-10-06),

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#3,552 in Tokyo

#8,938 in Japan

Tokyo, Japan