San Francisco, CA, United States of America

Ruga Corporation


USPTO Granted Patents = 3

% Expired Patents = 100.0

Forward Citations = 0

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13 inventors (with patents filed for the assignee):

goldMedal Amato J Giaccia (3 out of 20 patents)

silverMedal Muriel Bonnet (3 out of 6 patents)

bronzeMedal Connie L Sun (3 out of 7 patents)

4 Denise Chan (3 out of 4 patents)

5 Michael Patrick Hay (3 out of 7 patents)

6 Edwin Lai (3 out of 3 patents)

7 Olga Razorenova (3 out of 3 patents)

8 Po-wai Yuen (2 out of 40 patents)

9 Ray Tabibiazar (2 out of 2 patents)

10 Raymond Tabibiazar (1 out of 6 patents)

11 John Irwin (1 out of 2 patents)

12 Patrick Sutphin (1 out of 1 patent)

13 Sandra Turcotte (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Sep 22 2026

3 Patents

#1,077 in San Francisco, CA

#16,824 in California

#73,732 in US

San Francisco, CA (US)
San Francisco, CA, United States of America
Forward Citations = 0

13 inventors:

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