Assignee
TUTHILL CORP
US·72 granted patents·4 pending applications·1,597 citations·filing 1976–2021
Top patents by PatentIndex Score
76 records- 0197USD949205SFluid pumpTUTHILL CORP·Filed 2020·Granted Apr 19, 2022·31 cites·1 claims
- 0295US10526192B2Universal adapterTUTHILL CORP·Filed 2018·Granted Jan 7, 2020·23 cites·7 claims
- 0395US10365141B2Measuring adapter assembly for closed loop fluid transfer systemTUTHILL CORP·Filed 2017·Granted Jul 30, 2019·24 cites·14 claims
- 0492US11346353B2Fluid pump assemblyTUTHILL CORP·Filed 2020·Granted May 31, 2022·3 cites·20 claims
- 0590US10899600B2Closed system valve assembly with expanded flow pathTUTHILL CORP·Filed 2018·Granted Jan 26, 2021·19 cites·18 claims
- 0690US10418878B2Portable fuel pumpTUTHILL CORP·Filed 2017·Granted Sep 17, 2019·3 cites·18 claims
- 0788US10590939B2Fluid pump assemblyTUTHILL CORP·Filed 2018·Granted Mar 17, 2020·5 cites·20 claims
- 0886US7434821B2Vehicle suspension with lift axle and pivotal lift springTUTHILL CORP·Filed 2005·Granted Oct 14, 2008·24 cites·20 claims
- 0986US6783137B2Steering knuckle carrier-to-suspension arm pivotal connection and method of assembling and preloading the pivotal connectionTUTHILL CORP·Filed 2002·Granted Aug 31, 2004·42 cites·26 claims
- 1084US4792115ACoupling with fusible actuator memberTUTHILL CORP·Filed 1988·Granted Dec 20, 1988·71 cites·17 claims
- 1182US11346341B2Portable fuel pumpTUTHILL CORP·Filed 2019·Granted May 31, 2022·1 cites·17 claims
- 1282US5740835AValve connectorTUTHILL CORP·Filed 1997·Granted Apr 21, 1998·50 cites·12 claims
- 1382US5702240ARotary positive displacement blower having a diverging outlet partTUTHILL CORP·Filed 1995·Granted Dec 30, 1997·48 cites·13 claims
- 1482US5219274APump with internal pressure reliefTUTHILL CORP·Filed 1992·Granted Jun 15, 1993·76 cites·18 claims
- 1581US9605673B2Pump with pivoted vanesTUTHILL CORP·Filed 2014·Granted Mar 28, 2017·2 cites·20 claims
- 1681US6581458B1Precalibrated flow meter with airflow compensatorTUTHILL CORP·Filed 2001·Granted Jun 24, 2003·33 cites·17 claims
- 1780US5073038ASwivel bearingTUTHILL CORP·Filed 1990·Granted Dec 17, 1991·41 cites·11 claims
- 1879USD675231SDouble diaphragm pump assemblyTUTHILL CORP·Filed 2012·Granted Jan 29, 2013·19 cites·1 claims
- 1979US6644947B2Wave tooth gears using identical non-circular conjugating pitch curvesTUTHILL CORP·Filed 2002·Granted Nov 11, 2003·24 cites·27 claims
- 2079US4833951ATool for mounting a socketTUTHILL CORP·Filed 1988·Granted May 30, 1989·36 cites·11 claims
- 2179US4540201ATube connectorTUTHILL CORP·Filed 1983·Granted Sep 10, 1985·44 cites·8 claims
- 2278USD725153SPortable fuel pump designTUTHILL CORP·Filed 2013·Granted Mar 24, 2015·24 cites·1 claims
- 2378US5494416AMagnetically driven positive displacement pump and thrust bearing assemblyTUTHILL CORP·Filed 1994·Granted Feb 27, 1996·34 cites·11 claims
- 2478US5165868AMagnetically driven pumpTUTHILL CORP·Filed 1991·Granted Nov 24, 1992·38 cites·9 claims
- 2578US4666330ABall joint assemblyTUTHILL CORP·Filed 1985·Granted May 19, 1987·37 cites·16 claims
- 2677USD674815SDouble diaphragm pump assemblyTUTHILL CORP·Filed 2012·Granted Jan 22, 2013·17 cites·1 claims
- 2777US4676269AConnector assemblyTUTHILL CORP·Filed 1986·Granted Jun 30, 1987·47 cites·9 claims
- 2876USD815152SFuel transfer pumpTUTHILL CORP·Filed 2016·Granted Apr 10, 2018·19 cites·1 claims
- 2976US7854438B2Suspension system with swaged axle and welded arm brackets and method of manufactureTUTHILL CORP·Filed 2009·Granted Dec 21, 2010·11 cites·25 claims
- 3076US5263829AMagnetic drive mechanism for a pump having a flushing and cooling arrangementTUTHILL CORP·Filed 1992·Granted Nov 23, 1993·32 cites·3 claims
- 3175US6270324B1Positive displacement pump and thrust bearing assemblyTUTHILL CORP·Filed 1999·Granted Aug 7, 2001·33 cites·12 claims
- 3271US4932431ACoupling with heat fusible actuator memberTUTHILL CORP·Filed 1989·Granted Jun 12, 1990·36 cites·29 claims
- 3371US4825893ASocket assembly with fusible elementTUTHILL CORP·Filed 1988·Granted May 2, 1989·36 cites·19 claims
- 3469US4344455ACoupling assemblyTUTHILL CORP·Filed 1980·Granted Aug 17, 1982·34 cites·67 claims
- 3567USD850960STurbine meterTUTHILL CORP·Filed 2018·Granted Jun 11, 2019·9 cites·1 claims
- 3667US6712403B1Flange connectorTUTHILL CORP·Filed 2002·Granted Mar 30, 2004·25 cites·18 claims
- 3767US5289850AFluid coupling having vent valve assemblyTUTHILL CORP·Filed 1992·Granted Mar 1, 1994·35 cites·48 claims
- 3866US7114518B2Flow regulating valveTUTHILL CORP·Filed 2004·Granted Oct 3, 2006·20 cites·27 claims
- 3966US6158994AGrooved rotor for an internal gear pumpTUTHILL CORP·Filed 1999·Granted Dec 12, 2000·24 cites·8 claims
- 4065US5027845ACoupling with heat fusible actuator memberTUTHILL CORP·Filed 1990·Granted Jul 2, 1991·32 cites·9 claims
- 4165US4799512ACoupling assemblyTUTHILL CORP·Filed 1987·Granted Jan 24, 1989·31 cites·11 claims
- 4264US6759969B2Fiberoptic transceiver systemTUTHILL CORP·Filed 2001·Granted Jul 6, 2004·11 cites·33 claims
- 4364US6474132B1Precalibrated flow meterTUTHILL CORP·Filed 1998·Granted Nov 5, 2002·30 cites·8 claims
- 4464US5775815ABall and socket swivel bearingTUTHILL CORP·Filed 1997·Granted Jul 7, 1998·21 cites·8 claims
- 4563USD812504STurbine meterTUTHILL CORP·Filed 2016·Granted Mar 13, 2018·8 cites·1 claims
- 4663US4520546AMethod for fabricating a ball joint assembly including a step for burr removalTUTHILL CORP·Filed 1983·Granted Jun 4, 1985·22 cites·4 claims
- 4761US5799985ATube testing connectorTUTHILL CORP·Filed 1996·Granted Sep 1, 1998·27 cites·10 claims
- 4860US5713723AVolumetric hand pumpTUTHILL CORP·Filed 1997·Granted Feb 3, 1998·19 cites·31 claims
- 4960US4782574AMethod for mounting a socketTUTHILL CORP·Filed 1987·Granted Nov 8, 1988·18 cites·10 claims
- 5058US2014271275A1Variable Stroke Length Electrically Operated Diaphragm PumpTUTHILL CORP·Filed 2014·Application pending·0 cites
Showing the top 50 of 76 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when TUTHILL CORP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →