Assignee
DOVER CORP
158 granted patents·4,463 citations·filing 1974–1997
Top patents by PatentIndex Score
158 records- 0194US5605182AVehicle identification system for a fuel dispenserDOVER CORP·Filed 1995·Granted Feb 25, 1997·234 cites·16 claims
- 0294US5604681ACoupler identification systemsDOVER CORP·Filed 1994·Granted Feb 18, 1997·111 cites·16 claims
- 0391US4453578AAutomatic shut-off dispensing nozzle responsive to liquid in a tank reaching a predetermined level and to a supply pressureDOVER CORP·Filed 1983·Granted Jun 12, 1984·63 cites·17 claims
- 0490US5174345ADrop tubes and overfill valves thereforDOVER CORP·Filed 1990·Granted Dec 29, 1992·68 cites·41 claims
- 0590US4804206ASwivel construction and method of making the sameDOVER CORP·Filed 1987·Granted Feb 14, 1989·79 cites·18 claims
- 0690US4554432AComponents for gas metal arc welding gunDOVER CORP·Filed 1984·Granted Nov 19, 1985·66 cites·6 claims
- 0790US4465209AInformation center for gasoline dispensing nozzleDOVER CORP·Filed 1982·Granted Aug 14, 1984·55 cites·12 claims
- 0890USD263618SDispensing nozzleDOVER CORP·Filed 1979·Granted Mar 30, 1982·24 cites·1 claims
- 0989US4659251ALiquid spill container and method of making and installing sameDOVER CORP·Filed 1985·Granted Apr 21, 1987·109 cites·26 claims
- 1088US5564471AFuel hose breakaway unitDOVER CORP·Filed 1995·Granted Oct 15, 1996·87 cites·24 claims
- 1188US4208033ALocking device for a ball valveDOVER CORP·Filed 1978·Granted Jun 17, 1980·40 cites·28 claims
- 1288US3948358AElevator rail mounting bracketDOVER CORP·Filed 1974·Granted Apr 6, 1976·49 cites·7 claims
- 1386US4598742AMethod and apparatus for monitoring liquid stock in a storage tankDOVER CORP·Filed 1985·Granted Jul 8, 1986·51 cites·7 claims
- 1486US4469017AStatic leak seal assembly for use in fluid containing machineryDOVER CORP·Filed 1983·Granted Sep 4, 1984·45 cites·12 claims
- 1586US4270824AElectrical clampDOVER CORP·Filed 1979·Granted Jun 2, 1981·54 cites·16 claims
- 1685US5121777AVapor recovery nozzles and sub-assemblies thereforDOVER CORP·Filed 1989·Granted Jun 16, 1992·60 cites·19 claims
- 1785US4297209AHigh solids filterDOVER CORP·Filed 1980·Granted Oct 27, 1981·72 cites·24 claims
- 1884US5983936ATorsion spring balance assembly and adjustment methodDOVER CORP·Filed 1997·Granted Nov 16, 1999·80 cites·22 claims
- 1984US5099870AEmergency shut-off valvesDOVER CORP·Filed 1990·Granted Mar 31, 1992·71 cites·25 claims
- 2084US4642188ABackwash apparatus for multi element filter unitDOVER CORP·Filed 1985·Granted Feb 10, 1987·77 cites·10 claims
- 2184US4250366ATrigger assembly for arc welding gunDOVER CORP·Filed 1979·Granted Feb 10, 1981·24 cites·19 claims
- 2284US4030524ACouplerDOVER CORP·Filed 1975·Granted Jun 21, 1977·58 cites·19 claims
- 2383US5273071ADry disconnect couplingsDOVER CORP·Filed 1992·Granted Dec 28, 1993·63 cites·33 claims
- 2483US4368501AControl of electro-magnetic solenoidDOVER CORP·Filed 1980·Granted Jan 11, 1983·34 cites·9 claims
- 2583US4351375ADual spout dispensing nozzleDOVER CORP·Filed 1980·Granted Sep 28, 1982·53 cites·21 claims
- 2682US4497350AVapor recovery system having automatic shut-off mechanismDOVER CORP·Filed 1983·Granted Feb 5, 1985·38 cites·20 claims
- 2781US4519635AQuick connect-disconnect couplingDOVER CORP·Filed 1982·Granted May 28, 1985·49 cites·24 claims
- 2880US5349994AControl system for filling tanks with liquidsDOVER CORP·Filed 1993·Granted Sep 27, 1994·45 cites·11 claims
- 2980US5005876AQuick connect-disconnect couplingsDOVER CORP·Filed 1989·Granted Apr 9, 1991·48 cites·12 claims
- 3080US4658935ADigital selector system for elevatorsDOVER CORP·Filed 1985·Granted Apr 21, 1987·39 cites·17 claims
- 3179US6015168APivotal lock for coupling cam armsDOVER CORP·Filed 1997·Granted Jan 18, 2000·48 cites·29 claims
- 3279US5850849AStorage tank shutoff valve with double cam assemblyDOVER CORP·Filed 1995·Granted Dec 22, 1998·42 cites·21 claims
- 3379US4696484ADolly for towing vehiclesDOVER CORP·Filed 1986·Granted Sep 29, 1987·37 cites·5 claims
- 3479USD256901SWrecker bodyDOVER CORP·Filed 1978·Granted Sep 16, 1980·16 cites·1 claims
- 3579US4218926AIsolating pressure sensorDOVER CORP·Filed 1979·Granted Aug 26, 1980·31 cites·20 claims
- 3679US4059518AFilter with axially shiftable rotating backwash selectorDOVER CORP·Filed 1975·Granted Nov 22, 1977·36 cites·11 claims
- 3778US5114271ASpill containment devicesDOVER CORP·Filed 1990·Granted May 19, 1992·56 cites·55 claims
- 3878US4634337AIntegrated wheel lift wreckerDOVER CORP·Filed 1985·Granted Jan 6, 1987·44 cites·15 claims
- 3978US4327765AButterfly valve having leak detecting meansDOVER CORP·Filed 1980·Granted May 4, 1982·34 cites·8 claims
- 4077US5791694ALock for coupling cam armsDOVER CORP·Filed 1997·Granted Aug 11, 1998·50 cites·24 claims
- 4177US5695221AFuel hose breakaway unitsDOVER CORP·Filed 1995·Granted Dec 9, 1997·46 cites·7 claims
- 4277US5671777ACouplings for joining fluid conduitsDOVER CORP·Filed 1995·Granted Sep 30, 1997·48 cites·16 claims
- 4377US5472012AStorage tank shutoff valveDOVER CORP·Filed 1994·Granted Dec 5, 1995·41 cites·18 claims
- 4476US5557965APipeline leak detectorDOVER CORP·Filed 1994·Granted Sep 24, 1996·44 cites·17 claims
- 4576US4451193AWheel lift apparatusDOVER CORP·Filed 1982·Granted May 29, 1984·33 cites·9 claims
- 4675US4575130ACoupling apparatusDOVER CORP·Filed 1982·Granted Mar 11, 1986·38 cites·26 claims
- 4774US4157964ADuplex seal for a bag-type filter systemDOVER CORP·Filed 1978·Granted Jun 12, 1979·30 cites·11 claims
- 4873US5666878AWaste disposal system which includes a vessel with an outer cooling jacketDOVER CORP·Filed 1995·Granted Sep 16, 1997·47 cites·25 claims
- 4973US5535984ASafety coupler locking meansDOVER CORP·Filed 1994·Granted Jul 16, 1996·41 cites·20 claims
- 5073US4450879AModular fluid dispensing nozzleDOVER CORP·Filed 1982·Granted May 29, 1984·25 cites·38 claims
Showing the top 50 of 158 patent records by PatentIndex Score.
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