Inventor · disambiguated record
Hassan Asadi
Also filed as: ASADI HASSAN
12 granted patents·3 pending applications·130 citations·filing 1998–2014
91Inventor score
Files withMANNESMANN SACHS AG5ZF SACHS AG4ZAHNRADFABRIK FRIEDRICHSHAFEN3MANNESMAN SACHS AG2HANDKE GUENTHER1
Top patents by PatentIndex Score
15 records- 0180US6540052B2Damping valve, in particular for a vibration damperMANNESMANN SACHS AG·Filed 2001·Granted Apr 1, 2003·25 cites·9 claims
- 0276US6336536B1Reversing valve with a passage which is dependent on the direction of flowMANNESMANN SACHS AG·Filed 2000·Granted Jan 8, 2002·19 cites·16 claims
- 0375US6634379B2Switching valve with flow direction-dependent cross-sectionMANNESMANN SACHS AG·Filed 2001·Granted Oct 21, 2003·18 cites·6 claims
- 0466US7694786B2Damping valve with a directionally-dependent cross sectionZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2004·Granted Apr 13, 2010·14 cites·5 claims
- 0554US6253661B1Piston rod guide for a piston-cylinder unitMANNESMAN SACHS AG·Filed 1999·Granted Jul 3, 2001·15 cites·11 claims
- 0652US6840153B2Fire protection in a piston-cylinder unitZF SACHS AG·Filed 2002·Granted Jan 11, 2005·5 cites·20 claims
- 0751US6079440AReversing valve with a cross section which is dependent on the direction of flowMANNESMAN SACHS AG·Filed 1998·Granted Jun 27, 2000·14 cites·19 claims
- 0850US6719297B2Piston ring, in particular for a piston of a vibration damperMANNESMANN SACHS AG·Filed 2001·Granted Apr 13, 2004·4 cites·19 claims
- 0947US7121552B2Piston ringZF SACHS AG·Filed 2003·Granted Oct 17, 2006·2 cites·5 claims
- 1045US9951839B2Preloading device for a piston valve of a vibration damperZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2014·Granted Apr 24, 2018·0 cites·16 claims
- 1145US7182190B2Vibration damper with fire safety deviceZF SACHS AG·Filed 2004·Granted Feb 27, 2007·3 cites·7 claims
- 1245US6018868AMethod for manufacturing a pistonMANNESMANN SACHS AG·Filed 1998·Granted Feb 1, 2000·11 cites·5 claims
- 1341US2014027220A1Separating PistonHANDKE GUENTHER·Filed 2013·Application pending·0 cites
- 1441US2004221452A1Method for the manufacture of a pistonZF SACHS AG·Filed 2004·Application pending·0 cites
- 1540US2017009839A1Vibration Damper, And Piston Valve For A Vibration DamperZAHNRADFABRIK FRIEDRICHSHAFEN·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →