Elvin L Boyce (2 out of 4 patents)
Company Badge
USPTO Data Jan 1 1976 - Dec 30 2025
2 Patents
#471 in Salt Lake City, UT
#1,265 in Utah
#92,642 in US
Professional Tape Converters, Inc.
Forward Citations = 147
1 inventor:
Salt Lake City, UT, United States of America
Professional Tape Converters, Inc.
Forward Citations = 147
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1 inventor (with patents filed for the assignee):
2 patents:
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