Donald J Frieden (1 out of 2 patents)
Company Badge
USPTO Data Jan 1 1976 - Dec 16 2025
1 Patents
#11 in Friendswood, TX
#9,042 in Texas
#133,784 in US
Safetrac Control Systems, Inc.
Forward Citations = 178
1 inventor:
Friendswood, TX, United States of America
Safetrac Control Systems, Inc.
Trademarks = 1
Forward Citations = 178
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1 inventor (with patents filed for the assignee):
1 patent:
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