Mark W McPherson (1 out of 2 patents)
William R McPherson (1 out of 1 patent)
Company Badge
USPTO Data Jan 1 1976 - Sep 29 2026
1 Patents
#1 in Otsego, MI
#4,584 in Michigan
#136,674 in US
Tengam Engineering, Inc.
Forward Citations = 1
2 inventors:
Otsego, MI, United States of America
Tengam Engineering, Inc.
Trademarks = 1
Forward Citations = 1
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2 inventors (with patents filed for the assignee):
1 patent:
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