Portland, OR, United States of America

Byers Photo Equipment Company


USPTO Granted Patents = 3

Forward Citations = 17

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4 inventors (with patents filed for the assignee):

goldMedal Chester H Petry, Jr (2 out of 6 patents)

silverMedal Jon C Houghton (1 out of 4 patents)

bronzeMedal J Carl Hensley (1 out of 2 patents)

4 Stephen R Houck (1 out of 1 patent)


3 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

3 Patents

#267 in Portland, OR

#823 in Oregon

#71,967 in US

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Portland, OR, United States of America
Forward Citations = 17

4 inventors:

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