Assignee
KASS STEPHEN BRENT
US·2 granted patents·28 citations·filing 2016–2017
Top patents by PatentIndex Score
2 records- 0191US9767163B2Computerized technical authentication and grading system for collectible objectsKASS STEPHEN BRENT·Filed 2016·Granted Sep 19, 2017·18 cites·32 claims
- 0290US10146841B2Computerized technical authentication and grading system for collectible objectsKASS STEPHEN BRENT·Filed 2017·Granted Dec 4, 2018·10 cites·18 claims
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