DP

David Park

AS Automatic Switch: 2 patents #25 of 74Top 35%
Overall (All Time): #966,630 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11105434 Flow rib in valves Brian Gillespie, Gregory J. Volz 2021-08-31
9822885 Flow rib in valves Brian Gillespie, Gregory J. Volz 2017-11-21
9409079 Dry-land alpine skis 2016-08-09
5330378 Float for ropes 1994-07-19
D329486 Float for ropes and the like 1992-09-15