Inventor · disambiguated record
Christoph Hamann
Also filed as: HAMANN CHRISTOPH
27 granted patents·5 pending applications·297 citations·filing 1996–2018
96Inventor score
Files withCONTINENTAL AUTOMOTIVE GMBH5SIEMENS AG5HAMANN CHRISTOPH4CPT GROUP GMBH3SIEMENS VDO AUTOMOTIVE CORP3
Top patents by PatentIndex Score
32 records- 0192US5775600AMethod and fuel injector enabling precision setting of valve liftFiled 1996·Granted Jul 7, 1998·74 cites·24 claims
- 0283US8198783B2Piezoelectric actuator with encapsulation layer having a thickness-varying property gradientBAYER HEINER·Filed 2007·Granted Jun 12, 2012·7 cites·10 claims
- 0379US10309360B2Valve assembly for an injection valve and injection valveCONTINENTAL AUTOMOTIVE GMBH·Filed 2017·Granted Jun 4, 2019·2 cites·13 claims
- 0479US7528704B2Method and device for preventing injuries and material damage caused by motor vehicle doorsSIEMENS AG·Filed 2004·Granted May 5, 2009·23 cites·72 claims
- 0576US7637800B2Method for machining an edge of a high pressure-resistant component, in particular for hydro-erosively rounding an edgeVOLKSWAGEN MECHATRONIC GMBH·Filed 2005·Granted Dec 29, 2009·10 cites·11 claims
- 0674US6316863B1Piezo actuator with novel contacting and production methodSIEMENS AG·Filed 1998·Granted Nov 13, 2001·32 cites·8 claims
- 0774US6236146B1Piezoelectric actuator with a new type of contacting and a method for the production thereofSIEMENS AG·Filed 1997·Granted May 22, 2001·31 cites·11 claims
- 0874US6135633AMethod for thermally calibrating circuit breaker trip mechanism and associated trip mechanismSIEMENS ENERGY & AUTOMAT·Filed 2000·Granted Oct 24, 2000·15 cites·22 claims
- 0973US6798133B1Glass cover and process for producing a glass coverSIEMENS AG·Filed 2000·Granted Sep 28, 2004·23 cites·21 claims
- 1072US6811888B2Anti-spatter coating for laser machiningSIEMENS VDO AUTOMOTIVE CORP·Filed 2002·Granted Nov 2, 2004·15 cites·16 claims
- 1172US6614605B2Adjusting apparatus and method for its adjustmentINFINEON TECHNOLOGIES AG·Filed 2001·Granted Sep 2, 2003·14 cites·22 claims
- 1271US6642476B2Apparatus and method of forming orifices and chamfers for uniform orifice coefficient and surface properties by laserSIEMENS AUTOMATIVE CORP·Filed 2001·Granted Nov 4, 2003·17 cites·26 claims
- 1366US7851978B2Piezo actuator comprising a multilayer encapsulation, and method for the production thereofSIEMENS AG·Filed 2007·Granted Dec 14, 2010·4 cites·9 claims
- 1461US6603095B2Apparatus and method of overlapping formation of chamfers and orifices by laser lightSIEMENS AUTOMOTIVE CORP LP·Filed 2001·Granted Aug 5, 2003·8 cites·25 claims
- 1559US9627604B2Tubular spring for receiving and pretensioning an actuatorHAMANN CHRISTOPH·Filed 2011·Granted Apr 18, 2017·1 cites·20 claims
- 1659US8616191B2Wire saw and method for producing a wire sawHAMANN CHRISTOPH·Filed 2008·Granted Dec 31, 2013·2 cites·14 claims
- 1755US6030114AMethod for thermally calibrating circuit breaker trip mechanism and associated trip mechanismSIEMENS ENERGY & AUTOMAT·Filed 1997·Granted Feb 29, 2000·12 cites·5 claims
- 1854US10823305B2Laminated solenoid armature for an electromagnetic activation device and injection valve for metering a fluidCONTINENTAL AUTOMOTIVE GMBH·Filed 2016·Granted Nov 3, 2020·0 cites·10 claims
- 1954US8129883B2Piezoelectric stack and method for producing a piezoelectric stackHAMANN CHRISTOPH·Filed 2008·Granted Mar 6, 2012·1 cites·6 claims
- 2053US11422081B2Sensor for use in an exhaust gas stream of an internal combustion engineCPT GROUP GMBH·Filed 2017·Granted Aug 23, 2022·0 cites·8 claims
- 2150US6720526B2Method and apparatus to form dimensionally consistent orifices and chamfers by laser using spatial filtersSIEMENS AUTOMOTIVE CORP LP·Filed 2001·Granted Apr 13, 2004·3 cites·63 claims
- 2249US8264125B2Piezoelectric component comprising a security layer and an infiltration barrier and a method for the production thereofDENZLER MICHAEL·Filed 2008·Granted Sep 11, 2012·1 cites·17 claims
- 2348US6797404B2Anti-spatter coating for laser machiningSIEMENS VDO AUTOMOTIVE CORP·Filed 2002·Granted Sep 28, 2004·2 cites·22 claims
- 2446US11242792B2Sensor and production method therefor for use in an exhaust gas stream of an internal combustion engineCPT GROUP GMBH·Filed 2018·Granted Feb 8, 2022·0 cites·10 claims
- 2546US10612505B2Fuel injection valve with a weld ringCONTINENTAL AUTOMOTIVE GMBH·Filed 2016·Granted Apr 7, 2020·0 cites·8 claims
- 2644US11119006B2Methods for operating an electrostatic particle sensorCPT GROUP GMBH·Filed 2018·Granted Sep 14, 2021·0 cites·10 claims
- 2741US2010038456A1Method and system for separating a multiplicity of ceramic components from a component blockHAMANN CHRISTOPH·Filed 2008·Application pending·0 cites
- 2840US10344722B2Fluid injectorCONTINENTAL AUTOMOTIVE GMBH·Filed 2015·Granted Jul 9, 2019·0 cites·16 claims
- 2940US2006200988A1Sandwich orifice discSIEMENS VDO AUTOMOTIVE CORP·Filed 2006·Application pending·0 cites
- 3040US2013248623A1Piezoelectric Component with ContactKASTL HARALD JOHANNES·Filed 2011·Application pending·0 cites
- 3140US2018306156A1Valve Assembly For An Injection ValveCONTINENTAL AUTOMOTIVE GMBH·Filed 2016·Application pending·0 cites
- 3240US2005156057A1Pump-nozzle unit and method for setting the hardness of bearing regions of a control valveVOLKSWAGEN MECHATRONIC GMBH·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →