DL

Donald J. Laughlin

N2 No Peek 21: 5 patents #1 of 3Top 35%
📍 Laughlin, NV: #1 of 12 inventorsTop 9%
🗺 Nevada: #1,427 of 8,397 inventorsTop 20%
Overall (All Time): #850,001 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9421451 Apparatus for detecting playing card ranks and method of use 2016-08-23
6276503 Portable reel apparatus and method 2001-08-21
5364106 Card mark sensor and methods for blackjack Lawrence E. Wagoner 1994-11-15
5224712 Card mark sensor and methods for blackjack Lawrence E. Wagoner 1993-07-06
5219172 Playing card marks and card mark sensor for blackjack Lawrence E. Wagoner 1993-06-15
5110134 Card mark sensor and methods for blackjack Lawrence F. Wagoner 1992-05-05