Assignee
WEH ERWIN
DE·18 granted patents·2 pending applications·271 citations·filing 1983–2014
Top patents by PatentIndex Score
20 records- 0184US5209528APressure-tight plug couplingWEH ERWIN·Filed 1988·Granted May 11, 1993·57 cites·8 claims
- 0283US5095947APressure-sealed plug couplingWEH ERWIN·Filed 1989·Granted Mar 17, 1992·52 cites·15 claims
- 0383US4716938APressure-tight plug couplingWEH ERWIN·Filed 1986·Granted Jan 5, 1988·53 cites·25 claims
- 0482US8875734B2High-pressure connectionWEH ERWIN·Filed 2011·Granted Nov 4, 2014·4 cites·8 claims
- 0579US8061394B2Locking device for a quick-action connection couplingWEH ERWIN·Filed 2005·Granted Nov 22, 2011·9 cites·5 claims
- 0676US4543995APipe coupling having line pressure actuated threaded segmentsWEH ERWIN·Filed 1983·Granted Oct 1, 1985·38 cites·11 claims
- 0773US7494158B2Connecting coupling with a sliding sleeve and collet chucksWEH ERWIN·Filed 2003·Granted Feb 24, 2009·19 cites·6 claims
- 0867US7458400B2Connective coupling a data interfaceWEH ERWIN·Filed 2003·Granted Dec 2, 2008·13 cites·11 claims
- 0964US8286662B2Switching valve with sliderWEH ERWIN·Filed 2007·Granted Oct 16, 2012·1 cites·15 claims
- 1063US9719616B2Line and delivery system having such a lineWEH ERWIN·Filed 2012·Granted Aug 1, 2017·1 cites·18 claims
- 1163US8028727B2Actuating device for a rapid couplingWEH ERWIN·Filed 2006·Granted Oct 4, 2011·2 cites·19 claims
- 1262US7740286B2Rotary transmission leadthrough provided with a gas return lineWEH ERWIN·Filed 2005·Granted Jun 22, 2010·2 cites·8 claims
- 1361US8033305B2Actuating device for a rapid couplingWEH ERWIN·Filed 2004·Granted Oct 11, 2011·11 cites·12 claims
- 1453US2011006519A1Screw ConnectionWEH ERWIN·Filed 2009·Application pending·0 cites
- 1552US9334986B2Valve componentWEH ERWIN·Filed 2008·Granted May 10, 2016·0 cites·8 claims
- 1652US2011005639A1Coupling, particularly for lngWEH ERWIN·Filed 2008·Application pending·0 cites
- 1750US9651182B2Quick-acting connectionWEH ERWIN·Filed 2011·Granted May 16, 2017·0 cites·11 claims
- 1850US7424897B2Connection couplingWEH ERWIN·Filed 2003·Granted Sep 16, 2008·5 cites·9 claims
- 1949US7267140B2Connecting coupling with a switch unitWEH ERWIN·Filed 2003·Granted Sep 11, 2007·4 cites·9 claims
- 2048US9446338B2Filter part for fluid linesWEH ERWIN·Filed 2014·Granted Sep 20, 2016·0 cites·18 claims
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