Inventor · disambiguated record
Helmut Mueller
Also filed as: MUEELLER HELMUT · MUELLER HELMUT · MUELLER HELMUT F O
25 granted patents·2 pending applications·315 citations·filing 1974–2023
96Inventor score
Files withSIEMENS AG3BAYERISCHE MOTOREN WERKE AG2BERU AG2BERU WERK RUPRECHT GMBH CO A2MUELLER HELMUT2
Top patents by PatentIndex Score
27 records- 0191US9435562B2Electric heating device for heating fluidsBORGWARNER BERU SYSTEMS GMBH·Filed 2013·Granted Sep 6, 2016·12 cites·23 claims
- 0290US7431004B2Method and device for operation of the glow plugs of a diesel engineBERU AG·Filed 2006·Granted Oct 7, 2008·18 cites·9 claims
- 0390US6142253AVehicle frame having a step-through opening particularly for a two-wheelerBAYERISCHE MOTOREN WERKE AG·Filed 1997·Granted Nov 7, 2000·71 cites·43 claims
- 0487US8217560B2Corona ignition device and method for its manufactureGIFFELS THOMAS·Filed 2011·Granted Jul 10, 2012·9 cites·12 claims
- 0586US5039352AExternal wall element for buildingsMUELLER HELMUT F O·Filed 1990·Granted Aug 13, 1991·87 cites·13 claims
- 0682US8800539B2Method and system for igniting a fuel-air-mixture of a combustion chamber, in particular in a combustion engine by creating a corona dischargeTOEDTER OLAF·Filed 2010·Granted Aug 12, 2014·6 cites·22 claims
- 0780US4733053AGlow elementBERU WERK RUPRECHT GMBH CO A·Filed 1986·Granted Mar 22, 1988·19 cites·6 claims
- 0879US9034529B2Method for operation of a fuel cell system in a vehicleMUELLER HELMUT·Filed 2010·Granted May 19, 2015·5 cites·14 claims
- 0976US9822051B2Method for producing acroleinSTEFFAN MARTIN·Filed 2014·Granted Nov 21, 2017·2 cites·17 claims
- 1073US8082090B2Method and device for operation of the glow plugs of a Diesel engineKERNWEIN MARKUS·Filed 2008·Granted Dec 20, 2011·6 cites·19 claims
- 1171US8471180B2Glow plug and method for connecting a pin made of functional ceramic to a metal sleeveCHENG YUE·Filed 2010·Granted Jun 25, 2013·4 cites·15 claims
- 1267US7740513B2Method and device for manufacturing a noble metal armored electrode for a sparking plugBERU AG·Filed 2006·Granted Jun 22, 2010·3 cites·7 claims
- 1363US8863719B2Pin bosses of a piston for an internal combustion engineBOEKLE HARALD·Filed 2010·Granted Oct 21, 2014·4 cites·1 claims
- 1458US2025230843A1Universal Joint With Emergency Operating Properties and Joint Shaft and Motor Vehicle Comprising the Universal JointBAYERISCHE MOTOREN WERKE AG·Filed 2023·Application pending·0 cites
- 1557US4216030AProcess for the production of a semiconductor component with at least two zones which form a pn-junction and possess differing conductivity typesSIEMENS AG·Filed 1978·Granted Aug 5, 1980·16 cites·17 claims
- 1656US5172664AIncandescent plugBERU WERK RUPRECHT GMBH CO A·Filed 1991·Granted Dec 22, 1992·18 cites·17 claims
- 1752US7009855B2Synchronous rectifier circuitMINEBEA CO LTD·Filed 2001·Granted Mar 7, 2006·6 cites·24 claims
- 1852US4309765AProcess for transmitting items of information between devices of an indirectly controlled exchange system, in particular a telephone exchange systemSIEMENS AG·Filed 1979·Granted Jan 5, 1982·6 cites·9 claims
- 1950US7350210B2Generic data persistence application program interfaceSAP AG·Filed 2003·Granted Mar 25, 2008·4 cites·10 claims
- 2045US2005076707A1Device and method for testing the action of liquids on surface structuresFiled 2004·Application pending·0 cites
- 2143US3950633ADamped transfer arrangement for a counterKIENZLE APPARATE GMBH·Filed 1974·Granted Apr 13, 1976·5 cites·7 claims
- 2240US4153382ACenter drilling machineSPRIMAG SPRITZMASCHBAU GMBH·Filed 1977·Granted May 8, 1979·6 cites·6 claims
- 2339US8608229B2Motor vehicle having interconnected outer skin components and a method for connecting outer skin componentsGEIGER MICHAEL·Filed 2012·Granted Dec 17, 2013·1 cites·16 claims
- 2437US8823422B2Circuit for switching electric potentials via autarkic, self-supplying stagesMUELLER HELMUT·Filed 2011·Granted Sep 2, 2014·0 cites·20 claims
- 2532US4861996AObservation and guide beam apparatus for day and night useMESSERSCHMITT BOELKOW BLOHM·Filed 1986·Granted Aug 29, 1989·4 cites·15 claims
- 2632US4634401AJournal cross with high fatigue strengthVOITH TRANSMIT GMBH·Filed 1981·Granted Jan 6, 1987·3 cites·3 claims
- 2725US4982177AArrangement for monitoring the temperature in flow soldering of flat modulesSIEMENS AG·Filed 1989·Granted Jan 1, 1991·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →