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For the Inventor, By the Inventor

Los Angeles, CA, United States of America

Photonix Industries


USPTO Granted Patents = 2

Forward Citations = 5

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3 inventors (with patents filed for the assignee):

goldMedal Frank H Levinson (1 out of 53 patents)

silverMedal Timothy M Chappel (1 out of 1 patent)

bronzeMedal Martin L Wisecarver (1 out of 1 patent)


2 patents:

1. 5357332 - Apparatus for, and method of, determining the effectiveness of a splice (1994-10-18),
2. 5334832 - Apparatus and methods for determining splice effectiveness between two (1994-08-02),
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USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#742 in Los Angeles, CA

#20,538 in California

#92,558 in US

...
Los Angeles, CA, United States of America

Photonix Industries

Forward Citations = 5

3 inventors:

goldMedal Frank H Levinson (1 out of 53 patents)

silverMedal Timothy M Chappel (1 out of 1 patent)

bronzeMedal Martin L Wisecarver (1 out of 1 patent)

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