Inventor · disambiguated record
Rodger P. Grantham
Also filed as: GRANTHAM RODGER P · GRANTHAM RODGER PRESTON
35 granted patents·4 pending applications·1,178 citations·filing 1986–2023
98Inventor score
Files withVAPOR SYSTEMS TECHNOLOGIES INC13DAYCO PRODUCTS INC12GRANTHAM RODGER P4VAPOR SYSTEMS TECH INC4CATLOW INC3
Top patents by PatentIndex Score
39 records- 0195US4854338ABreakaway coupling, conduit system utilizing the coupling and methods of making the sameDAYCO PRODUCTS INC·Filed 1988·Granted Aug 8, 1989·101 cites·8 claims
- 0293US6835223B2Fuel storage and dispensing systemVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2002·Granted Dec 28, 2004·74 cites·15 claims
- 0393US5720325ACoaxial hose assembly for vapor assist fuel dispensing systemGILBARCO INC·Filed 1996·Granted Feb 24, 1998·110 cites·37 claims
- 0493USD377969SCoaxial hose fittingVAPOR SYSTEMS TECH INC·Filed 1995·Granted Feb 11, 1997·50 cites·1 claims
- 0593US4922971AHose assembly, clip therefor and method of making the sameDAYCO PRODUCTS INC·Filed 1988·Granted May 8, 1990·82 cites·10 claims
- 0691US5285744ACoaxial hose assemblyVAPOR SYSTEMS TECHNOLOGIES INC·Filed 1992·Granted Feb 15, 1994·102 cites·18 claims
- 0788US5985002AFuel storage system with vent filter assemblyVAPOR SYSTEMS TECHNOLOGIES INC·Filed 1998·Granted Nov 16, 1999·78 cites·34 claims
- 0882US7509982B2Vapor recovery system with improved ORVR compatibility and performanceVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2007·Granted Mar 31, 2009·11 cites·14 claims
- 0982US6810922B1Vapor recovery system with improved ORVR compatibility and performanceVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2003·Granted Nov 2, 2004·32 cites·20 claims
- 1081USD380037SCoaxial hose fittingVAPOR SYSTEMS TECH INC·Filed 1995·Granted Jun 17, 1997·25 cites·1 claims
- 1180US8286677B2Fuel dispensing nozzle hold open clip release assemblyGRANTHAM RODGER P·Filed 2010·Granted Oct 16, 2012·8 cites·9 claims
- 1277US8434531B2Fuel dispensing nozzle hold open clip release assemblyGRANTHAM RODGER P·Filed 2012·Granted May 7, 2013·6 cites·7 claims
- 1376US5035271AVapor recovery fuel dispensing nozzleCATLOW INC·Filed 1990·Granted Jul 30, 1991·50 cites·22 claims
- 1475US6293996B1Fuel storage system with vent filter assemblyVAPOR SYSTEMS TECHNOLOGIES INC·Filed 1999·Granted Sep 25, 2001·45 cites·23 claims
- 1573US4951720AHose assembly and method of making the sameDAYCO PRODUCTS INC·Filed 1988·Granted Aug 28, 1990·37 cites·12 claims
- 1668US6360789B2Vapor recovery line diagnosticsVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2001·Granted Mar 26, 2002·20 cites·29 claims
- 1768US4917149ABreakaway coupling, conduit system utilizing the coupling and methods of making the sameDAYCO PRODUCTS INC·Filed 1989·Granted Apr 17, 1990·37 cites·20 claims
- 1863US6953496B2Sub-atmospheric fuel storage systemVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2003·Granted Oct 11, 2005·15 cites·28 claims
- 1963US5141037AVapor recovery fuel dispensing nozzleCATLOW INC·Filed 1991·Granted Aug 25, 1992·33 cites·18 claims
- 2061US7174926B1Vapor recovery system with improved ORVR compatibility and performanceVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2004·Granted Feb 13, 2007·11 cites·24 claims
- 2159US5255723AVapor recovery fuel dispensing nozzleCATLOW INC·Filed 1992·Granted Oct 26, 1993·29 cites·18 claims
- 2259US5054509ABreakaway coupling, conduit system utilizing the coupling and methods of making the sameDAYCO PRODUCTS INC·Filed 1990·Granted Oct 8, 1991·25 cites·8 claims
- 2358US8997804B2Nozzle interlock failsafe/lost motion mechanismsGRANTHAM RODGER P·Filed 2011·Granted Apr 7, 2015·3 cites·29 claims
- 2457US12391540B2Pressure/vacuum (PV) valve for fuel storage tanks, in-line pressure-vacuum valve test unit, and combination thereofVAPOR SYSTEMS TECH INC·Filed 2023·Granted Aug 19, 2025·0 cites·4 claims
- 2557US5042537AHose assembly and method of making the sameDAYCO PRODUCTS INC·Filed 1990·Granted Aug 27, 1991·27 cites·12 claims
- 2654US5678614AVapor recovery hose assembly and venturi pump thereforVAPOR SYSTEMS TECHNOLOGIES INC·Filed 1995·Granted Oct 21, 1997·22 cites·26 claims
- 2752US7032630B1Control of A/L ratios in vacuum assist vapor recovery dispensersVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2004·Granted Apr 25, 2006·7 cites·12 claims
- 2852US2007215237A1Orvr compatible vacuum assist fuel dispensersVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2007·Application pending·0 cites
- 2951US6608484B2Diagnostic fuel storage systemVAPOR SYSTEMS TECHNOLOGIES INC·Filed 2001·Granted Aug 19, 2003·9 cites·9 claims
- 3051US4754782AHose assembly & clip thereforDAYCO PRODUCTS INC·Filed 1986·Granted Jul 5, 1988·54 cites·9 claims
- 3150US11795049B2Pressure/vacuum (PV) valve for fuel storage tanks, in-line pressure-vacuum valve test unit, and combination thereofVAPOR SYSTEMS TECH INC·Filed 2021·Granted Oct 24, 2023·0 cites·4 claims
- 3249US2009120284A1Reducing pollutant discharge from gasoline storage tanksGRANTHAM RODGER P·Filed 2008·Application pending·0 cites
- 3347US5156191AHose assembly having a spider-like member holding the ends of inner and outer hoses thereof concentric and method of making the sameDAYCO PRODUCTS INC·Filed 1991·Granted Oct 20, 1992·21 cites·2 claims
- 3447US4991626ABreakaway coupling, conduit system utilizing the coupling and methods of making the sameDAYCO PRODUCTS INC·Filed 1990·Granted Feb 12, 1991·12 cites·20 claims
- 3546US5148840AHose assembly having a venturi section wtih a slide member therein and method of making the hose assemblyDAYCO PRODUCTS INC·Filed 1991·Granted Sep 22, 1992·15 cites·12 claims
- 3643US5056569AHose assembly and method of making the sameDAYCO PRODUCTS INC·Filed 1988·Granted Oct 15, 1991·15 cites·4 claims
- 3739US2004182246A1Sub-atmospheric fuel storage systemFiled 2003·Application pending·0 cites
- 3837US5088528AHose assembly and method of making the sameDAYCO PRODUCTS INC·Filed 1991·Granted Feb 18, 1992·12 cites·14 claims
- 3932US2002062733A1Fuel storage system and vent filter assemblyFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →