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For the Inventor, By the Inventor

Tucson, AZ, United States of America

Photmetrics, Ltd.


USPTO Granted Patents = 1

Forward Citations = 15

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1 inventor (with patents filed for the assignee):

goldMedal Derek Paul Guenther (1 out of 2 patents)


1 patent:

1. 5393931 - Electrical access to a hermetically sealed chamber using a printed (1995-02-28),
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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#304 in Tucson, AZ

#1,930 in Arizona

#133,919 in US

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Tucson, AZ, United States of America

Photmetrics, Ltd.

Forward Citations = 15

1 inventor:

goldMedal Derek Paul Guenther (1 out of 2 patents)

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