Inventor · disambiguated record
Donald J. Laughlin
Also filed as: LAUGHLIN DONALD J · LAUGHLIN JR DONALD J
6 granted patents·463 citations·filing 1991–2010
87Inventor score
Top patents by PatentIndex Score
6 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
- 0373US6276503B1Portable reel apparatus and methodFiled 1999·Granted Aug 21, 2001·37 cites·4 claims
- 0469US5219172APlaying card marks and card mark sensor for blackjackNO PEEK 21·Filed 1991·Granted Jun 15, 1993·34 cites·11 claims
- 0566US9421451B2Apparatus for detecting playing card ranks and method of useLAUGHLIN DONALD J·Filed 2010·Granted Aug 23, 2016·3 cites·11 claims
- 0665US5364106ACard mark sensor and methods for blackjackNO PEEK 21·Filed 1992·Granted Nov 15, 1994·25 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →