William A Johnson (1 out of 7 patents)
Company Badge
USPTO Data Jan 1 1976 - Sep 15 2026
1 Patents
#790 in Minneapolis, MN
#3,563 in Minnesota
#136,850 in US
Threepenney Electronics Corporation
Forward Citations = 5
1 inventor:
Minneapolis, MN, United States of America
Threepenney Electronics Corporation
Forward Citations = 5
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1 inventor (with patents filed for the assignee):
1 patent:
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Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]