Inventor
CORSETTE DOUGLAS F
34 patents
⚠️ This page may combine multiple inventors who share the name “CORSETTE DOUGLAS F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CORSETTE DOUGLAS FRANK
25 patentsUS4624413ANov 25, 1986
Trigger type sprayer
CORSETTE DOUGLAS FRANK125 citations96
US4458832AJul 10, 1984
Liquid dispensing pump
CORSETTE DOUGLAS FRANK60 citations96
US4410107AOct 18, 1983
Liquid dispensing pump
CORSETTE DOUGLAS FRANK61 citations96
US4402432ASep 6, 1983
Leak-proof dispensing pump
CORSETTE DOUGLAS FRANK80 citations96
US4387819AJun 14, 1983
Sealing means for a snap-on fitment
CORSETTE DOUGLAS FRANK71 citations96
US4050613ASep 27, 1977
Manual actuated dispensing pump
CORSETTE DOUGLAS FRANK65 citations96
US4640443AFeb 3, 1987
Manually operated dispensing pump
CORSETTE DOUGLAS FRANK41 citations92
US4591077AMay 27, 1986
Continuous discharge dispenser
CORSETTE DOUGLAS FRANK44 citations92
US4511065AApr 16, 1985
Manually actuated pump having pliant piston
CORSETTE DOUGLAS FRANK42 citations92
US4361256ANov 30, 1982
Dispenser having attached and sealed closure cap
CORSETTE DOUGLAS FRANK41 citations92
US4343417AAug 10, 1982
Dispensing pump locking means
CORSETTE DOUGLAS FRANK41 citations92
US4170047AOct 9, 1979
Vaned anti-vortex pool drain cover
CORSETTE DOUGLAS FRANK60 citations91
US4503997AMar 12, 1985
Dispensing pump adapted for pressure filling
CORSETTE DOUGLAS FRANK22 citations82
US4496082AJan 29, 1985
Liquid dispensing pump
CORSETTE DOUGLAS FRANK26 citations82
US4494680AJan 22, 1985
Manually operated dispensing pump
CORSETTE DOUGLAS FRANK25 citations82
US4046292ASep 6, 1977
Manual container mounted pump
CORSETTE DOUGLAS FRANK24 citations82
US3965497AJun 29, 1976
Toilet chemical dispenser
CORSETTE DOUGLAS FRANK22 citations82
US4596344AJun 24, 1986
Manually actuated dispenser
CORSETTE DOUGLAS FRANK18 citations74
US4515315AMay 7, 1985
Nozzle insert for a fluid dispenser
CORSETTE DOUGLAS FRANK12 citations74
US4357718ANov 9, 1982
Liquid dispenser
CORSETTE DOUGLAS FRANK15 citations74
US4345383AAug 24, 1982
Designer's triangle
CORSETTE DOUGLAS FRANK15 citations74
US4244062AJan 13, 1981
Liquid dispenser
CORSETTE DOUGLAS FRANK18 citations74
US3945062AMar 23, 1976
Toilet chemical dispenser
CORSETTE DOUGLAS FRANK19 citations74
US4738398AApr 19, 1988
Sprayer having induced air assist
CORSETTE DOUGLAS FRANK4 citations63
US4545130AOct 8, 1985
Designer's triangle
CORSETTE DOUGLAS FRANK4 citations63
CALMAR INC
7 patentsUS4615467AOct 7, 1986
Liquid foam dispenser
CALMAR INC141 citations97
US4890773AJan 2, 1990
Viscous product dispenser
CALMAR INC69 citations96
US4872596AOct 10, 1989
Viscous product dispenser
CALMAR INC65 citations96
US4779803AOct 25, 1988
Manually actuated liquid sprayer
CALMAR INC72 citations96
US4506809AMar 26, 1985
Dispensing fitment for squeeze bottles
CALMAR INC110 citations96
US4433799AFeb 28, 1984
Liquid dispensing pump arrangement with selective stroke restriction
CALMAR INC69 citations96
US4793522ADec 27, 1988
Positive discharge valve for viscous product dispenser
CALMAR INC35 citations92