14 Utility Patents
#144 in Knoxville, TN
#904 in Tennessee
#132,437 in US
#264,773 in the World
Forward Citations = 67
Company Filing History:
Shofner Engineering Associates, Inc.
Zellweger Uster, Inc.
Shofner Associates, Inc.
4. 1 out of 4
Premier Polytronics Ltd.
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