Tustin, CA, United States of America

Johnston International Corp.


USPTO Granted Patents = 2

Forward Citations = 53

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4 inventors (with patents filed for the assignee):

goldMedal Luis C Contreras (2 out of 6 patents)

silverMedal Jack L Hoffa (1 out of 46 patents)

bronzeMedal Dilip R Patel (1 out of 1 patent)

4.  Roger S Kincel (1 out of 4 patents)


2 patents:

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USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#75 in Tustin, CA

#20,999 in California

#94,782 in US

Tustin, CA (US)
Tustin, CA, United States of America
Forward Citations = 53

4 inventors:

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