Assignee
NO PEEK 21
US·4 granted patents·423 citations·filing 1991–1992
Technology mixA63F4
Top patents by PatentIndex Score
4 records- 0190US5224712ACard mark sensor and methods for blackjackNO PEEK 21·Filed 1992·Granted Jul 6, 1993·250 cites·28 claims
- 0282US5110134ACard mark sensor and methods for blackjackNO PEEK 21·Filed 1991·Granted May 5, 1992·114 cites·25 claims
- 0369US5219172APlaying card marks and card mark sensor for blackjackNO PEEK 21·Filed 1991·Granted Jun 15, 1993·34 cites·11 claims
- 0465US5364106ACard mark sensor and methods for blackjackNO PEEK 21·Filed 1992·Granted Nov 15, 1994·25 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →