David A. Stark — 10 Patents at Datacard

David A. Stark has been granted 10 US patents while listed as an inventor at Datacard. The first was granted in 1988 and the most recent in October 2025. David A. Stark ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list David A. Stark in Lakeland, FL, US.

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12453922	Lottery tickets having multiple combinations of boards and player symbol sets	Marc Mendoza, Joy Barbee, Kary Hacker	2025-10-28
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	$1,943,000
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

David A. Stark — 10 Patents

Issued Patents All Time

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