David Trask — 14 Patents at Twelve

David Trask has been granted 14 US patents while listed as an inventor at Twelve. The first was granted in 2009 and the most recent in April 2025. David Trask ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list David Trask in Redwood City, CA, US.

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12274632	Crimping device for loading stents and prosthetic heart valves	Jason Fox	2025-04-15
11628063	Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods	John Morriss, Matt McLean, Maureen Bensing, Jean-Pierre Dueri, Hanson S. Gifford, III +3 more	2023-04-18
11617648	Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods	John Morriss, Matt McLean, Maureen Bensing, Jean-Pierre Dueri, Hanson S. Gifford, III +3 more	2023-04-04
11497603	Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods	John Morriss, Matt McLean, Maureen Bensing, Jean-Pierre Dueri, Hanson S. Gifford, III +3 more	2022-11-15
11464659	Crimping device for loading stents and prosthetic heart valves	Jason Fox	2022-10-11
11202704	Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods	John Morriss, Matt McLean, Maureen Bensing, Jean-Pierre Dueri, Hanson S. Gifford, III +3 more	2021-12-21
10709591	Crimping device and method for loading stents and prosthetic heart valves	Jason Fox	2020-07-14
10299917	Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods	John Morriss, Matt McLean, Maureen Bensing, Jean-Pierre Dueri, Hanson S. Gifford, III +3 more	2019-05-28
9655722	Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods	John Morriss, Matt McLean, Maureen Bensing, Jean-Pierre Dueri, Hanson S. Gifford, III +3 more	2017-05-23
9398915	Loading a tissue closure device onto a delivery device	—	2016-07-26	$49,952,000
8926596	Loading a tissue closure device onto a delivery device	—	2015-01-06	$24,348,000
8915954	Endoprosthesis having foot extensions	Eugene Young, Russ Borg, Travis R. Yribarren, Erik Eli	2014-12-23	$23,141,000
8048146	Endoprosthesis having foot extensions	Eugene Young, Russ Borg, Travis R. Yribarren, Erik Eli	2011-11-01	$23,059,000
7493709	Snowshoe	Brian C. Trask, Valorie J. Downs, Renae L. Trask Schwartz	2009-02-24

David Trask — 14 Patents

Issued Patents All Time

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