Inventor · disambiguated record
David H. Hodgkins
Also filed as: HODGKINS DAVID · HODGKINS DAVID H
26 granted patents·1 pending application·1,322 citations·filing 1977–2000
98Inventor score
Files withPARKER HANNIFIN CORP11STANADYNE AUTOMOTIVE CORP8STANADYNE INC5PARKER HANNIFIN CUSTOMER SUPPO2
Top patents by PatentIndex Score
27 records- 0198US5770065AFuel filter assembly with replacement elementPARKER HANNIFIN CORP·Filed 1996·Granted Jun 23, 1998·154 cites·55 claims
- 0297US6171491B1Fuel filter assembly with standpipe having valve elementPARKER HANNIFIN CORP·Filed 1999·Granted Jan 9, 2001·92 cites·35 claims
- 0396US6113781AFuel filter with dual flowPARKER HANNIFIN CORP·Filed 1998·Granted Sep 5, 2000·139 cites·24 claims
- 0495US6053334AFuel filter with valve devicePARKER HANNIFIN CUSTOMER SUPPO·Filed 1997·Granted Apr 25, 2000·107 cites·11 claims
- 0595US6015492AFuel filter assembly with replaceable elementPARKER HANNIFIN CUSTOMER SUPPO·Filed 1998·Granted Jan 18, 2000·79 cites·50 claims
- 0693US6248236B1Double pass fuel filter assemblyPARKER HANNIFIN CORP·Filed 1999·Granted Jun 19, 2001·88 cites·6 claims
- 0792US5922199ADouble pass fuel filter assemblyPARKER HANNIFIN CORP·Filed 1995·Granted Jul 13, 1999·88 cites·29 claims
- 0892US5197443AFuel system for diesel truckPARKER HANNIFIN CORP·Filed 1991·Granted Mar 30, 1993·68 cites·17 claims
- 0989US4938036ACombination air conditioning accumulator and fuel coolerSTANADYNE AUTOMOTIVE CORP·Filed 1989·Granted Jul 3, 1990·57 cites·19 claims
- 1087US4491120AFuel conditionerSTANADYNE INC·Filed 1983·Granted Jan 1, 1985·45 cites·13 claims
- 1186US6174438B1Dual pass fuel filter assembly and element thereforPARKER HANNIFIN CORP·Filed 1999·Granted Jan 16, 2001·67 cites·21 claims
- 1283US5019141AVent line separatorPARKER HANNIFIN CORP·Filed 1990·Granted May 28, 1991·55 cites·11 claims
- 1380US5207898AFilter head with integral priming pump and valved bypass passagePARKER HANNIFIN CORP·Filed 1992·Granted May 4, 1993·51 cites·12 claims
- 1477US4971528ALube oil pump with relief valveSTANADYNE AUTOMOTIVE CORP·Filed 1989·Granted Nov 20, 1990·25 cites·6 claims
- 1577US4860713ABack-to-back fuel filter and water separatorSTANADYNE AUTOMOTIVE CORP·Filed 1988·Granted Aug 29, 1989·25 cites·17 claims
- 1675US5035729ALiquid separation and recovery apparatus for fuel tank vent linePARKER HANNIFIN CORP·Filed 1991·Granted Jul 30, 1991·34 cites·19 claims
- 1775US4126557AFuel oil filterSTANADYNE INC·Filed 1977·Granted Nov 21, 1978·27 cites·9 claims
- 1868US4618423ADisposable fuel filter/water separator elementSTANADYNE INC·Filed 1984·Granted Oct 21, 1986·20 cites·8 claims
- 1962US4862838ACrankcase oil spray nozzle for piston coolingSTANADYNE AUTOMOTIVE CORP·Filed 1988·Granted Sep 5, 1989·18 cites·20 claims
- 2057USD284300SFilter cartridgeSTANADYNE INC·Filed 1983·Granted Jun 17, 1986·6 cites·1 claims
- 2153US4956081AFuel filter with diaphragm pumpSTANADYNE AUTOMOTIVE CORP·Filed 1988·Granted Sep 11, 1990·16 cites·7 claims
- 2252US4901679ASpray nozzle assembly for piston coolingSTANADYNE AUTOMOTIVE CORP·Filed 1989·Granted Feb 20, 1990·16 cites·15 claims
- 2352USD254086SFuel oil filterSTANADYNE INC·Filed 1977·Granted Jan 29, 1980·4 cites·1 claims
- 2446US5807481AOil filter assembly with support for removable planar filterPARKER HANNIFIN CORP·Filed 1996·Granted Sep 15, 1998·19 cites·40 claims
- 2544US4876990ASpray nozzle assembly for piston coolingSTANADYNE AUTOMOTIVE CORP·Filed 1988·Granted Oct 31, 1989·9 cites·15 claims
- 2643US4898668AFuel filter with heaterSTANADYNE AUTOMOTIVE CORP·Filed 1988·Granted Feb 6, 1990·13 cites·20 claims
- 2742US2001004061A1Fuel filter assembly with element having dual mediaFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →