DD

Dewey David

HS Hanchett Entry Systems: 4 patents #13 of 49Top 30%
Overall (All Time): #1,169,533 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10718137 Swivel lock system with manual override and drive position control Dominik Scheffler, Michael A. Webb 2020-07-21
9708833 Swivel lock system with manual override Dominik Scheffler, Michael A. Webb 2017-07-18
D725992 Swivel handle Dominik Scheffler, Andrew Wilding 2015-04-07
8454063 Mode-switchable door strike Matthew Lynn Petersen 2013-06-04