Inventor · disambiguated record
Ronald F. Englhard
Also filed as: ENGLHARD RONALD F
40 granted patents·3 pending applications·1,104 citations·filing 1976–2012
98Inventor score
Files withHAYES PRODUCTS LLC18MEADWESTVACO CALMAR INC7HAYES PRODUCTS3HAYES PRODUCTS L P3SHANKLIN DONALD J3
Top patents by PatentIndex Score
43 records- 0196US6578776B1Single valve ready to use hose end sprayerHAYES PRODUCTS LLC·Filed 2000·Granted Jun 17, 2003·79 cites·17 claims
- 0293US6672520B2Single valve ready to use hose end sprayerHAYES PRODUCT LLC·Filed 2002·Granted Jan 6, 2004·39 cites·18 claims
- 0393USD358865SAspiration-type sprayerHAYES PRODUCTS L P·Filed 1993·Granted May 30, 1995·45 cites·1 claims
- 0493US5213265ASingle valve aspiration type sprayerHAYES PRODUCTS L P·Filed 1992·Granted May 25, 1993·119 cites·15 claims
- 0592US5100059ASingle valve aspiration type sprayerHAYES PRODUCTS·Filed 1991·Granted Mar 31, 1992·101 cites·16 claims
- 0689US5383603AAspiration-type sprayerHAYES PRODUCTS L P·Filed 1993·Granted Jan 24, 1995·85 cites·10 claims
- 0788US6345773B1Aspiration-type sprayerJOHNSON & SON INC S C·Filed 1998·Granted Feb 12, 2002·76 cites·15 claims
- 0888US5039016AAspiration-type chemical sprayerHAYES PRODUCTS·Filed 1990·Granted Aug 13, 1991·82 cites·16 claims
- 0986USD451581SHose end sprayerHAYES PRODUCTS LLC·Filed 2000·Granted Dec 4, 2001·29 cites·1 claims
- 1084US7631819B2Longitudinal valve ready to use hose end sprayerMEADWESTVACO CALMAR INC·Filed 2005·Granted Dec 15, 2009·14 cites·20 claims
- 1182US7789275B2Pump assembly with continuous tubeMEADWESTVACO CALMAR INC·Filed 2005·Granted Sep 7, 2010·11 cites·40 claims
- 1282US6296154B1Pump assembly with one piece pistonHAYES PRODUCTS LLC·Filed 2000·Granted Oct 2, 2001·23 cites·10 claims
- 1382US5860574APump assembly with bayonet lockHAYES PRODUCTS LLC·Filed 1997·Granted Jan 19, 1999·47 cites·4 claims
- 1481US7325752B2Single valve ready to use hose end sprayerMEADWESTVACO CALMAR INC·Filed 2005·Granted Feb 5, 2008·12 cites·9 claims
- 1581US6913209B2Single valve ready to use hose end sprayerHAYES PRODUCT LLC·Filed 2003·Granted Jul 5, 2005·23 cites·18 claims
- 1680US9062777B2Single valve ready to use hose end sprayerSHANKLIN DONALD·Filed 2005·Granted Jun 23, 2015·8 cites·7 claims
- 1779US6089414APump assembly with one piece pistonHAYES PRODUCTS LLC·Filed 1997·Granted Jul 18, 2000·29 cites·5 claims
- 1876US7328857B2Single longitudinal valve ready to use hose end sprayerMEADWESTVACO CALMAR INC·Filed 2006·Granted Feb 12, 2008·6 cites·20 claims
- 1974US7341168B2Pump assembly with pistonMEADWESTVACO CALMAR INC·Filed 2007·Granted Mar 11, 2008·4 cites·5 claims
- 2074US6953133B2Pump assembly with continuous tubeHAYES PRODUCTS INC·Filed 2003·Granted Oct 11, 2005·22 cites·46 claims
- 2174US6467657B2Pump assembly with one piece pistonFiled 2001·Granted Oct 22, 2002·12 cites·4 claims
- 2274USD407312SSprayerHAYES PRODUCTS LLC·Filed 1997·Granted Mar 30, 1999·17 cites·1 claims
- 2373US7350722B2Single valve ready to use sprayerMEADWESTVACO CALMAR INC·Filed 2005·Granted Apr 1, 2008·7 cites·20 claims
- 2473USD319292SSprayer headHAYES PRODUCTS·Filed 1989·Granted Aug 20, 1991·14 cites·1 claims
- 2571US7063277B2Single longitudinal valve ready to use hose end sprayerHAYES PRODUCTS LLC·Filed 2003·Granted Jun 20, 2006·14 cites·34 claims
- 2671USD484572SValve of a hose end sprayerHAYES PRODUCTS LLC·Filed 2001·Granted Dec 30, 2003·14 cites·1 claims
- 2769US5816447ANon-aerosol pump spray apparatusHAYES PRODUCTS LLC·Filed 1997·Granted Oct 6, 1998·30 cites·22 claims
- 2868US6360922B1Pump assembly with pressure release capabilityHAYES PRODUCTS LLC·Filed 2000·Granted Mar 26, 2002·15 cites·20 claims
- 2968US5810211APump assembly with sliding plugHAYES PRODUCTS LLC·Filed 1997·Granted Sep 22, 1998·32 cites·6 claims
- 3066US8201755B2Single valve ready to use sprayerSHANKLIN DONALD J·Filed 2005·Granted Jun 19, 2012·3 cites·15 claims
- 3166US7229030B2Single valve ready to use hose end sprayerHAYES PRODUCTS LLC·Filed 2005·Granted Jun 12, 2007·4 cites·21 claims
- 3266USD418201SBottle, pump and sprayer assemblyHAYES PRODUCTS LLC·Filed 1997·Granted Dec 28, 1999·13 cites·1 claims
- 3362USD417618SPump assemblyHAYES PRODUCTS LLC·Filed 1997·Granted Dec 14, 1999·11 cites·1 claims
- 3462US5918782APump assembly with sprayerHAYES PRODUCTS LLC·Filed 1997·Granted Jul 6, 1999·27 cites·8 claims
- 3560USD402205SBottleHAYES PRODUCTS LLC·Filed 1997·Granted Dec 8, 1998·10 cites·1 claims
- 3657US7198178B2Pump assembly with pistonSHANKLIN DONALD J·Filed 2004·Granted Apr 3, 2007·5 cites·1 claims
- 3752US2006255180A1Single longitudinal valve ready to use house end sprayerENGLHARD RONALD F·Filed 2006·Application pending·0 cites
- 3851US2012267445A1Single valve ready to use sprayerSHANKLIN DONALD J·Filed 2012·Application pending·0 cites
- 3950USD552946SSpreaderHAYES PRODUCTS LLC·Filed 2005·Granted Oct 16, 2007·7 cites·1 claims
- 4050US6772920B2Pump assembly with one piece pistonHAYES PRODUCTS LLC·Filed 2002·Granted Aug 10, 2004·2 cites·4 claims
- 4149US7427004B2Hand held pressurized sprayerMEADWESTVACO CALMAR INC·Filed 2004·Granted Sep 23, 2008·3 cites·18 claims
- 4246US2005284961A1Single valve ready to use hose end sprayerSHANKLIN DONALD·Filed 2005·Application pending·0 cites
- 4339US4102501ADeflector assembly for a spray gunLEISURE GROUP·Filed 1976·Granted Jul 25, 1978·10 cites·16 claims
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