DD

David W. Durfee

HY Hydroacoustics: 4 patents #8 of 20Top 40%
Becton, Dickinson And: 1 patents #1,883 of 2,926Top 65%
CL Cvi Laser: 1 patents #8 of 11Top 75%
Overall (All Time): #849,947 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9416777 Control circuits for electrochemical pump with E-valves Andrew Leonczyk, Roland Croteau, Prestor Saillant 2016-08-16
8508828 Magnetic voice-coil shutter drive actuation system 2013-08-13
4718970 Apparatus for stress relief and edge sealing of welded joints in plastic parts John V. Bouyoucos 1988-01-12
4663206 Stress relief and edge sealing of welded joints in plastics parts John V. Bouyoucos 1987-05-05
4601768 Method and apparatus for treating plastic welds to relieve stresses therein John V. Bouyoucos 1986-07-22
4601927 Welding of plastic parts 1986-07-22