Inventor · disambiguated record
Erwin Weh
Also filed as: WEH ERWIN
39 granted patents·3 pending applications·741 citations·filing 1983–2017
98Inventor score
Top patents by PatentIndex Score
42 records- 0194US6035894ACoupling device for rapid connectionWEH VERBINDUNGSTECHNIK·Filed 1997·Granted Mar 14, 2000·85 cites·19 claims
- 0286US5575510AQuick-connect fitting for gas cylindersWEH FMBH VERBINDUNGSTECHNIK·Filed 1993·Granted Nov 19, 1996·64 cites·11 claims
- 0384US5927683ARapid connection couplingWEH VERBINDUNGSTECHNIK·Filed 1996·Granted Jul 27, 1999·56 cites·20 claims
- 0484US5209528APressure-tight plug couplingWEH ERWIN·Filed 1988·Granted May 11, 1993·57 cites·8 claims
- 0583US5095947APressure-sealed plug couplingWEH ERWIN·Filed 1989·Granted Mar 17, 1992·52 cites·15 claims
- 0683US4716938APressure-tight plug couplingWEH ERWIN·Filed 1986·Granted Jan 5, 1988·53 cites·25 claims
- 0782US8875734B2High-pressure connectionWEH ERWIN·Filed 2011·Granted Nov 4, 2014·4 cites·8 claims
- 0879US8061394B2Locking device for a quick-action connection couplingWEH ERWIN·Filed 2005·Granted Nov 22, 2011·9 cites·5 claims
- 0978US7073773B2Rapid connection couplingINVACARE CORP·Filed 2002·Granted Jul 11, 2006·28 cites·20 claims
- 1078US6375152B1Quick-connect couplingWEH GMBH·Filed 1998·Granted Apr 23, 2002·46 cites·18 claims
- 1176US4543995APipe coupling having line pressure actuated threaded segmentsWEH ERWIN·Filed 1983·Granted Oct 1, 1985·38 cites·11 claims
- 1273US7494158B2Connecting coupling with a sliding sleeve and collet chucksWEH ERWIN·Filed 2003·Granted Feb 24, 2009·19 cites·6 claims
- 1372US5706967ASafety lock, especially for vehicle fuel tanksWEH GMBH VERBINDUNG TECHNIK·Filed 1995·Granted Jan 13, 1998·36 cites·11 claims
- 1467US7458400B2Connective coupling a data interfaceWEH ERWIN·Filed 2003·Granted Dec 2, 2008·13 cites·11 claims
- 1564USD831158SPipe couplingWEH WOLFGANG·Filed 2017·Granted Oct 16, 2018·11 cites·1 claims
- 1664US8286662B2Switching valve with sliderWEH ERWIN·Filed 2007·Granted Oct 16, 2012·1 cites·15 claims
- 1763US9719616B2Line and delivery system having such a lineWEH ERWIN·Filed 2012·Granted Aug 1, 2017·1 cites·18 claims
- 1863US8028727B2Actuating device for a rapid couplingWEH ERWIN·Filed 2006·Granted Oct 4, 2011·2 cites·19 claims
- 1962US7740286B2Rotary transmission leadthrough provided with a gas return lineWEH ERWIN·Filed 2005·Granted Jun 22, 2010·2 cites·8 claims
- 2062US6073971AFitting arrangementWEH VERBINDUNGSTECHNIK·Filed 1997·Granted Jun 13, 2000·26 cites·18 claims
- 2161US8033305B2Actuating device for a rapid couplingWEH ERWIN·Filed 2004·Granted Oct 11, 2011·11 cites·12 claims
- 2259US5312084ASupply fitting for gas cylinder valves, particularly of acetylene cylindersWEH VERBINDUNGSTECHNIK·Filed 1992·Granted May 17, 1994·23 cites·25 claims
- 2355US6926310B1Actuation device, especially on a rapid-action reception couplingFiled 2000·Granted Aug 9, 2005·8 cites·18 claims
- 2453US2011006519A1Screw ConnectionWEH ERWIN·Filed 2009·Application pending·0 cites
- 2552US9334986B2Valve componentWEH ERWIN·Filed 2008·Granted May 10, 2016·0 cites·8 claims
- 2652US6616196B1Coupling having means which prevent separationFiled 1999·Granted Sep 9, 2003·18 cites·6 claims
- 2752US2011005639A1Coupling, particularly for lngWEH ERWIN·Filed 2008·Application pending·0 cites
- 2850US9651182B2Quick-acting connectionWEH ERWIN·Filed 2011·Granted May 16, 2017·0 cites·11 claims
- 2950US7424897B2Connection couplingWEH ERWIN·Filed 2003·Granted Sep 16, 2008·5 cites·9 claims
- 3050US5582223AFilling apparatus for gas bottle valvesWEH VERBINDUNGSTECHNIK·Filed 1994·Granted Dec 10, 1996·15 cites·24 claims
- 3149US7267140B2Connecting coupling with a switch unitWEH ERWIN·Filed 2003·Granted Sep 11, 2007·4 cites·9 claims
- 3249US6099044AClamping device, in particular for a male couplingWEH VERBINDUNGSTECHNIK·Filed 1996·Granted Aug 8, 2000·16 cites·7 claims
- 3348US9446338B2Filter part for fluid linesWEH ERWIN·Filed 2014·Granted Sep 20, 2016·0 cites·18 claims
- 3447US11092273B2Coupling for transferring fluids, method for closing the fluid duct of such a coupling, and preferred use of this couplingWEH VERBINDUNGSTECHNIK·Filed 2017·Granted Aug 17, 2021·0 cites·19 claims
- 3547US6530605B1Quick-action coupling, especially for plain end pipesFiled 1998·Granted Mar 11, 2003·14 cites·13 claims
- 3640US2004011726A1Filter part for fluid pipesFiled 2001·Application pending·0 cites
- 3736US5957468ACollet deviceWEH VERBINDUNGSTECHNIK·Filed 1996·Granted Sep 28, 1999·7 cites·27 claims
- 3835US6676108B1Control valveFiled 1998·Granted Jan 13, 2004·4 cites·10 claims
- 3935US6460894B1Fluid line with a filter insertFiled 1999·Granted Oct 8, 2002·6 cites·12 claims
- 4034US6382273B1Fuelling fixtureWEH VERBINDUNGSTECHNIK·Filed 1997·Granted May 7, 2002·4 cites·12 claims
- 4132US6264245B1Connection adapter for gas bottle valvesWEH VERBINDUNGSTECHNIK·Filed 1996·Granted Jul 24, 2001·3 cites·10 claims
- 4230US6454309B1Connector adapter, especially for quick test connectorsFiled 1998·Granted Sep 24, 2002·0 cites·15 claims
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