Assignee
TECHNICAL GRAPHICS INC
US·2 granted patents·33 citations·filing 2003–2003
Top patents by PatentIndex Score
2 records- 0171US7243951B2Durable security devices and security articles employing such devicesTECHNICAL GRAPHICS INC·Filed 2003·Granted Jul 17, 2007·10 cites·35 claims
- 0271USRE39490ESecurity device having multiple security features and method of making sameTECHNICAL GRAPHICS INC·Filed 2003·Granted Feb 20, 2007·23 cites·65 claims
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