Assignee
KOPEL DAVID
US·3 granted patents·62 citations·filing 1988–2015
Top patents by PatentIndex Score
3 records- 0185USD371905SFanny pack with exterior sunglass caseKOPEL DAVID·Filed 1994·Granted Jul 23, 1996·28 cites·1 claims
- 0283US9622555B2System for avoiding credit card lossKOPEL DAVID·Filed 2015·Granted Apr 18, 2017·12 cites·22 claims
- 0358US4890094AWallet incorporating credit card alarm systemKOPEL DAVID·Filed 1988·Granted Dec 26, 1989·22 cites·11 claims
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