JC

John E. Campbell

JD Joalto Design: 2 patents #3 of 8Top 40%
PO Polaroid: 2 patents #349 of 898Top 40%
UB United Brands: 2 patents #1 of 5Top 20%
Overall (All Time): #714,753 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10947964 System and method for precision fluid delivery Rudolf Holzhausen 2021-03-16
6308986 Restraint belt presenter John A. Townsend, Mohamed El-Sayed, Arthur L. Guertin, Michael Kaczmar, Robert G. Walker 2001-10-30
6279954 Restraint belt presenter having offset rotary action John A. Townsend, Mohamed El-Sayed, Arthur L. Guertin, Paul J. DeLorean, Michael Kaczmar 2001-08-28
4399428 Thermostat Paul R. Hughes 1983-08-16
4303750 Alkaline fluid photographic processing composition containers Robert M. Delahunt 1981-12-01
4303751 Rupturable photographic processing alkaline fluid container Neal F. Kelly 1981-12-01
4240077 Thermostat Paul R. Hughes 1980-12-16