Assignee
HALE FIRE PUMP CO
US·46 granted patents·1,552 citations·filing 1975–1997
Top patents by PatentIndex Score
46 records- 0197US5727933APump and flow sensor combinationHALE FIRE PUMP CO·Filed 1995·Granted Mar 17, 1998·180 cites·25 claims
- 0292US5243761APortable rescue toolHALE FIRE PUMP CO·Filed 1992·Granted Sep 14, 1993·129 cites·11 claims
- 0392US4786239APumping system selectably operable as a fire pump or a hydraulic pumpHALE FIRE PUMP CO·Filed 1983·Granted Nov 22, 1988·42 cites·10 claims
- 0489US4587862ATransmission for pumpsHALE FIRE PUMP CO·Filed 1983·Granted May 13, 1986·63 cites·12 claims
- 0588US5018665AThermal relief valveHALE FIRE PUMP CO·Filed 1990·Granted May 28, 1991·89 cites·8 claims
- 0688US4337830APump assemblyHALE FIRE PUMP CO·Filed 1980·Granted Jul 6, 1982·58 cites·11 claims
- 0786US4506445ARescue cutter toolHALE FIRE PUMP CO·Filed 1983·Granted Mar 26, 1985·59 cites·7 claims
- 0884US4089345ADischarge valveHALE FIRE PUMP CO·Filed 1976·Granted May 16, 1978·36 cites·13 claims
- 0983US5993183AGear coatings for rotary gear pumpsHALE FIRE PUMP CO·Filed 1997·Granted Nov 30, 1999·53 cites·20 claims
- 1083US4064891APlural fluid proportioning apparatusHALE FIRE PUMP CO·Filed 1975·Granted Dec 27, 1977·33 cites·29 claims
- 1182US4712516AFuel supply for a rotary piston engineHALE FIRE PUMP CO·Filed 1985·Granted Dec 15, 1987·29 cites·4 claims
- 1281US5411100ACompressed air foam systemHALE FIRE PUMP CO·Filed 1993·Granted May 2, 1995·85 cites·9 claims
- 1381US4503812AStarting system for a portable engine-pump unitHALE FIRE PUMP CO·Filed 1982·Granted Mar 12, 1985·29 cites·13 claims
- 1477US5145014AAir supply system for firefighting apparatusHALE FIRE PUMP CO·Filed 1990·Granted Sep 8, 1992·56 cites·17 claims
- 1577USD303533SHousing for a portable pumpHALE FIRE PUMP CO·Filed 1987·Granted Sep 19, 1989·16 cites·1 claims
- 1676US4311440APumpHALE FIRE PUMP CO·Filed 1977·Granted Jan 19, 1982·22 cites·3 claims
- 1775US5255747ACompressed air foam systemHALE FIRE PUMP CO·Filed 1992·Granted Oct 26, 1993·84 cites·12 claims
- 1870US4245952APumpHALE FIRE PUMP CO·Filed 1979·Granted Jan 20, 1981·24 cites·13 claims
- 1970US4018544ACentrifugal pumpHALE FIRE PUMP CO·Filed 1976·Granted Apr 19, 1977·26 cites·1 claims
- 2068US5427181AMixer for compressed air foam systemHALE FIRE PUMP CO·Filed 1993·Granted Jun 27, 1995·56 cites·13 claims
- 2168US4720050AComminutor-pump assemblyHALE FIRE PUMP CO·Filed 1982·Granted Jan 19, 1988·17 cites·14 claims
- 2266US4976319AWater driven fan for firefightingHALE FIRE PUMP CO·Filed 1989·Granted Dec 11, 1990·24 cites·24 claims
- 2366US4448256AFoam liquid proportionerHALE FIRE PUMP CO·Filed 1982·Granted May 15, 1984·32 cites·5 claims
- 2464US4979693APortable hose reelHALE FIRE PUMP CO·Filed 1989·Granted Dec 25, 1990·30 cites·20 claims
- 2563US4762281ADrive arrangements for comminutor-pump assemblyHALE FIRE PUMP CO·Filed 1983·Granted Aug 9, 1988·15 cites·13 claims
- 2663US4643652APortable engine-pump assemblyHALE FIRE PUMP CO·Filed 1985·Granted Feb 17, 1987·26 cites·14 claims
- 2762US4973028ARescue tool jawHALE FIRE PUMP CO·Filed 1989·Granted Nov 27, 1990·34 cites·20 claims
- 2861US4676065APortable engine-pump assemblyHALE FIRE PUMP CO·Filed 1986·Granted Jun 30, 1987·16 cites·7 claims
- 2961US4633895AFluid proportioning apparatusHALE FIRE PUMP CO·Filed 1985·Granted Jan 6, 1987·25 cites·18 claims
- 3060US4570605AFuel supply for a piston engineHALE FIRE PUMP CO·Filed 1982·Granted Feb 18, 1986·10 cites·15 claims
- 3155US4907654AWater driven fan system for firefightingHALE FIRE PUMP CO·Filed 1988·Granted Mar 13, 1990·20 cites·9 claims
- 3254US4129402ASelf-priming centrifugal trash pumpHALE FIRE PUMP CO·Filed 1977·Granted Dec 12, 1978·19 cites·19 claims
- 3351US5042442AInternal combustion engineHALE FIRE PUMP CO·Filed 1990·Granted Aug 27, 1991·17 cites·10 claims
- 3446US5215499APositive pressure safety systemHALE FIRE PUMP CO·Filed 1992·Granted Jun 1, 1993·16 cites·11 claims
- 3546US4721029APressurized fluid supply means for rescue toolsHALE FIRE PUMP CO·Filed 1986·Granted Jan 26, 1988·10 cites·24 claims
- 3643US4653978ARelief valve systemHALE FIRE PUMP CO·Filed 1984·Granted Mar 31, 1987·8 cites·14 claims
- 3742US4351391AHeat exchanger for water pumping systemHALE FIRE PUMP CO·Filed 1980·Granted Sep 28, 1982·9 cites·6 claims
- 3841US5063670APortable cutter toolHALE FIRE PUMP CO·Filed 1990·Granted Nov 12, 1991·8 cites·15 claims
- 3941US4690613APortable engine-pump assemblyHALE FIRE PUMP CO·Filed 1986·Granted Sep 1, 1987·7 cites·6 claims
- 4038US5010870APortable engine-pump assemblyHALE FIRE PUMP CO·Filed 1990·Granted Apr 30, 1991·8 cites·14 claims
- 4138US4734019APumping systemHALE FIRE PUMP CO·Filed 1986·Granted Mar 29, 1988·8 cites·14 claims
- 4236US4831886AFlow indicatorHALE FIRE PUMP CO·Filed 1987·Granted May 23, 1989·5 cites·7 claims
- 4336US4715327AFlow system for engine-pump assemblyHALE FIRE PUMP CO·Filed 1986·Granted Dec 29, 1987·5 cites·12 claims
- 4436US4691667AGasoline engine EMI suppression systemHALE FIRE PUMP CO·Filed 1986·Granted Sep 8, 1987·4 cites·6 claims
- 4534US5139393AThermal relief valveHALE FIRE PUMP CO·Filed 1991·Granted Aug 18, 1992·6 cites·5 claims
- 4633US4024886ARotary valveHALE FIRE PUMP CO·Filed 1976·Granted May 24, 1977·4 cites·13 claims
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