David Perrin — 20 Patents at Zen Design Group

David Perrin has been granted 20 US patents while listed as an inventor at Zen Design Group. The first was granted in 2005 and the most recent in December 2025. David Perrin ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list David Perrin in Warren, MI, US.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #	Title	Co-Inventors	Date
12505622	Method for modelling a heart valve	S. Jamaleddin Mousavi	2025-12-23
11655677	Fall arrest system	Matthias Rossen, Brad Frehlich, Douglas Purdy, Dayna Gatin, David Lund	2023-05-23
11112126	Method and device for saving heat energy and water in a sanitary facility	—	2021-09-07
10980600	Method of assisting the production of an implantable unfurlable made to measure device	Stéphane AVRIL, Pierre Badel, Jean-Noël Albertini	2021-04-20
8770392	Width-adjusting device for conveyor corridor(s)	Julien Berger, Brice Perreard	2014-07-08
8668073	Multipath conveyor installation	Zmaj Petrovic, Haim Touitou	2014-03-11
8616933	Dynamo powered toy	Sun Yu	2013-12-31
8459444	Conveying equipment including at least one curved corridor	Brice Perreard, Zmaj Petrovic	2013-06-11
8298036	Dynamo powered amusement device	Sun Yu	2012-10-30
8257136	Dynamo powered toy	Sun Yu	2012-09-04
RE42469	Battery charger amusement device	Sun Yu	2011-06-21
7926648	Guide(s) mounted on a conveyor	Zmaj Petrovic	2011-04-19
7679320	Amusement apparatus operative as a dynamo battery charger	Sun Yu	2010-03-16
D551305	Audio toy	Sun Yu, Roman S. Ferber	2007-09-18
7259541	Battery charger amusement device	Sun Yu	2007-08-21
6995542	Battery charger amusement device	Sun Yu	2006-02-07
D513282	Audio toy	Sun Yu, Roman S. Ferber	2005-12-27
6896390	Animate form headlamp	Sun Yu, Anmena Yau	2005-05-24
6877875	Canted head-mounted light	Sun Yu, Andrew Tiefel	2005-04-12
6860616	Ultraviolet light writing system	Sun Yu, Andrew Tiefel	2005-03-01

David Perrin — 20 Patents

Issued Patents All Time

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