St. Helens, OR, United States of America

Sp Tech


USPTO Granted Patents = 2


Forward Citations = 1

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3 inventors (with patents filed for the assignee):

goldMedal Peter A Topaz (2 out of 3 patents)

silverMedal Warren L Powers (2 out of 3 patents)

bronzeMedal Stephen R Topaz (2 out of 6 patents)


2 patents:

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USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#1 in St. Helens, OR

#1,115 in Oregon

#94,782 in US

St. Helens, OR (US)
St. Helens, OR, United States of America
Forward Citations = 1

3 inventors:

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