DS

David A. Stark

DA Datacard: 4 patents #23 of 168Top 15%
ST Securekey Technologies: 2 patents #9 of 21Top 45%
IS Igt Global Soulutions: 1 patents #39 of 77Top 55%
SU Sundstrand: 1 patents #357 of 697Top 55%
Overall (All Time): #535,853 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12290759 Lottery tickets having connected symbol set path feature Marc Mendoza, Joy Barbee, Kary Hacker 2025-05-06
10735397 Systems and methods for distributed identity verification Troy Jacob Ronda, Pierre Antoine Roberge, Dmitry Barinov, Michael Varley, Gregory Howard Wolfond +2 more 2020-08-04
10237259 Systems and methods for distributed identity verification Troy Jacob Ronda, Pierre Antoine Roberge, Dmitry Barinov, Michael Varley, Gregory Howard Wolfond +2 more 2019-03-19
9727850 Secure electronic cash-less payment systems and methods Verne L. Severson 2017-08-08
5072145 Composite center module housing using specifically shaped segments to form fluid channels Timothy A. Davis, Scott M. Thomson, Gary W. Wigell, Duncan Lawrie, Eugene V. Czerniewski 1991-12-10
D305643 Combined credit card authorization terminal and flatbed credit card imprinter Laurance F. Plaskan 1990-01-23
D298944 Credit card authorization/data capture terminal Laurance F. Plaskan 1988-12-13
D298626 Combined credit card authorization terminal and raised credit card imprinter Laurance F. Plaskan 1988-11-22
4775784 Credit card imprinter authorization terminal 1988-10-04