Tokyo, Japan

Kabushiki Kaisha Sigma


USPTO Granted Patents = 3

Forward Citations = 84

Loading Chart...
Loading Chart...

5 inventors (with patents filed for the assignee):

goldMedal Kouichi Iimura (2 out of 2 patents)

silverMedal Shunichi Nakamura (1 out of 7 patents)

bronzeMedal Kikuo Nakamura (1 out of 3 patents)

4 Katsuki Manabe (1 out of 4 patents)

5 Susumu Ozawa (1 out of 2 patents)


3 patents:

logo

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#3,271 in Tokyo

#8,780 in Japan

...
Tokyo, Japan
Forward Citations = 84

5 inventors:

Please report any incorrect information to support@idiyas.com
Loading…