Inventor · disambiguated record
Richard L. Fahl
Also filed as: FAHL RICHARD L · FAHL RICHARD LEE
22 granted patents·2 pending applications·476 citations·filing 1978–2013
96Inventor score
Files withDOVER CORP15CAPITAL FORMATION INC2DIXON VALVE AND COUPLING COMPA2DIXON VALVE AND COUPLING COMPANY2DIXON VALVE & COUPLING CO1
Top patents by PatentIndex Score
24 records- 0180US5005876AQuick connect-disconnect couplingsDOVER CORP·Filed 1989·Granted Apr 9, 1991·48 cites·12 claims
- 0279US6015168APivotal lock for coupling cam armsDOVER CORP·Filed 1997·Granted Jan 18, 2000·48 cites·29 claims
- 0377US5791694ALock for coupling cam armsDOVER CORP·Filed 1997·Granted Aug 11, 1998·50 cites·24 claims
- 0477US5671777ACouplings for joining fluid conduitsDOVER CORP·Filed 1995·Granted Sep 30, 1997·48 cites·16 claims
- 0575US4575130ACoupling apparatusDOVER CORP·Filed 1982·Granted Mar 11, 1986·38 cites·26 claims
- 0673US5535984ASafety coupler locking meansDOVER CORP·Filed 1994·Granted Jul 16, 1996·41 cites·20 claims
- 0770US4618171AQuick connect-disconnect couplingDOVER CORP·Filed 1983·Granted Oct 21, 1986·32 cites·20 claims
- 0868US6508332B2Elevator car door locking and unlocking mechanismFUJITEC AMERICA INC·Filed 2001·Granted Jan 21, 2003·17 cites·11 claims
- 0967US4693268APoppet valve assembly and method of making sameDOVER CORP·Filed 1985·Granted Sep 15, 1987·23 cites·5 claims
- 1064US6264249B1Fluid coupling with locked sleeveCAPITAL FORMATION INC·Filed 2000·Granted Jul 24, 2001·3 cites·19 claims
- 1161US5127428APoppet valve assembly and method of making sameDOVER CORP·Filed 1990·Granted Jul 7, 1992·23 cites·3 claims
- 1258US7896027B2Poppet valve assembly with in-line sight glassDIXON VALVE AND COUPLING COMPANY·Filed 2008·Granted Mar 1, 2011·2 cites·19 claims
- 1357US5005602APoppet valve assemblyDOVER CORP·Filed 1989·Granted Apr 9, 1991·18 cites·3 claims
- 1452US6824423B1Socket assembly having removable socket for use in overfill protection systems on bottom loading fuel tank trucksDIXON VALVE AND COUPLING COMPA·Filed 2003·Granted Nov 30, 2004·9 cites·18 claims
- 1552US6068044AFluid coupling with locked sleeveCAPITAL FORMATION INC·Filed 1997·Granted May 30, 2000·12 cites·3 claims
- 1650US6679291B1Poppet valve assemblyDIXON VALVE & COUPLING CO·Filed 2002·Granted Jan 20, 2004·8 cites·20 claims
- 1749US4259984AValve constructionDOVER CORP·Filed 1978·Granted Apr 7, 1981·11 cites·20 claims
- 1846US5404903ASmart vent valve for cargo tanks employed in transporting hazardous commoditiesDOVER CORP·Filed 1993·Granted Apr 11, 1995·12 cites·14 claims
- 1946US4813449APoppet valve assembly and method of making sameDOVER CORP·Filed 1987·Granted Mar 21, 1989·12 cites·11 claims
- 2046US2015107705A1Poppet Valve Assembly With In-Line Sight GlassDIXON VALVE AND COUPLING COMPANY·Filed 2013·Application pending·0 cites
- 2144US4212315AShroud for pressure vacuum ventDOVER CORP·Filed 1978·Granted Jul 15, 1980·9 cites·15 claims
- 2236US2008128034A1Handle Lever Locking Mechanism for Dry Disconnect CouplerDIXON VALVE AND COUPLING COMPA·Filed 2006·Application pending·0 cites
- 2335US5381997ATank car venting systemFiled 1993·Granted Jan 17, 1995·7 cites·8 claims
- 2433US4948094AOutlet valvesDOVER CORP·Filed 1989·Granted Aug 14, 1990·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →