Inventor
VORK WILLIAM D
9 patents
⚠️ This page may combine multiple inventors who share the name “VORK WILLIAM D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRACO INC
8 patentsUS3955763AMay 11, 1976
Rotatable spray nozzle
GRACO INC89 citations92
US4263003AApr 21, 1981
Method of mixing liquids in closed containers
GRACO INC46 citations91
US4942899AJul 24, 1990
Cartridge pressure regulator
GRACO INC25 citations89
US4789131ADec 6, 1988
Pilot valve
GRACO INC10 citations72
US4173418ANov 6, 1979
Apparatus for mixing liquids
GRACO INC15 citations72
US4147478AApr 3, 1979
Secondary pump feed apparatus
GRACO INC14 citations72
US4843841AJul 4, 1989
Energy conserving refrigeration device
GRACO INC6 citations61
US4019395AApr 26, 1977
Piston drive assembly
GRACO INC0 citations49