WC

William P. Campbell

GA Gn Resound A/S: 2 patents #27 of 114Top 25%
IN Input/Output: 1 patents #64 of 149Top 45%
📍 Newport Beach, CA: #211 of 1,653 inventorsTop 15%
🗺 California: #55,401 of 386,348 inventorsTop 15%
Overall (All Time): #465,582 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
D682429 Hearing aid Gregory Prutnikov, Miguel Cano 2013-05-14
D677388 Hearing aid Gregory Prutnikov, Miguel Cano 2013-03-05
6992951 Permanent seafloor seismic recording system utilizing micro electro-mechanical systems seismic sensors and method of deploying same Thomas Edward O'Brien, Magne Oldervoll, Leon Lovheim, Allen J. Bishop, Ronald G. Schmidt +2 more 2006-01-31
5290233 Hypodermic injection device 1994-03-01
5061249 Hypodermic injection device 1991-10-29
5022560 Spigot and wrench combination for a beverage dispenser 1991-06-11
5018521 Method of and apparatus for increased transfer of heat into or out of the body 1991-05-28
4705913 Amorphous silicon devices and method of producing 1987-11-10
4643327 Insulated container hinge seal 1987-02-17
D283866 Drinking vessel 1986-05-20
D283775 Drinking vessel base 1986-05-13