El Cajon, CA, United States of America

International Safety Holdings, LLC


USPTO Granted Patents = 2

Forward Citations = 19

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5 inventors (with patents filed for the assignee):

goldMedal Rafael Calderon (2 out of 16 patents)

silverMedal Michael Drew Dicks (2 out of 2 patents)

bronzeMedal Roger Dean Innes (2 out of 2 patents)

4 Paul Robert Edstrom (2 out of 2 patents)

5 Alberto Herrera Rojas (2 out of 2 patents)


2 patents:

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USPTO Data Jan 1 1976 - Jan 6 2026

2 Patents

#29 in El Cajon, CA

#20,566 in California

#92,695 in US

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El Cajon, CA, United States of America
Forward Citations = 19

5 inventors:

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