Inventor · disambiguated record
Ralf Schafer
Also filed as: SCHAEFER RALF · SCHAFER RALF · SCHAFER RALF-PETER · SCHÄFER RALF
38 granted patents·9 pending applications·282 citations·filing 1983–2023
97Inventor score
Files withPHILIPS CORP16SCHAEFER ELEKTROTECHNIK U SONDERMASCHINEN GMBH5HILBRANDIE GEERT4DUERR SYSTEMS AG2DUERR SYSTEMS GMBH2
Top patents by PatentIndex Score
47 records- 0186US10697443B2Exhaust air conduit for a coating agent pumpDUERR SYSTEMS AG·Filed 2015·Granted Jun 30, 2020·4 cites·9 claims
- 0281US9452451B2Cleaning device and cleaning brush for an atomizer and corresponding cleaning methodKLEINER MARCUS·Filed 2011·Granted Sep 27, 2016·6 cites·21 claims
- 0380US12451004B2Methods and systems for generating revised jam conditionsTOMTOM TRAFFIC BV·Filed 2023·Granted Oct 21, 2025·0 cites·13 claims
- 0472US11975332B2Impact reactorSCHAEFER ELEKTROTECHNIK U SONDERMASCHINEN GMBH·Filed 2022·Granted May 7, 2024·0 cites·18 claims
- 0572US9685076B2Generating segment dataMIETH PETER·Filed 2012·Granted Jun 20, 2017·5 cites·10 claims
- 0669US5736811ACapped high-pressure discharge lampPHILIPS CORP·Filed 1995·Granted Apr 7, 1998·24 cites·13 claims
- 0769US4594531ACircuit arrangement for operating high-pressure gas discharge lampsPHILIPS CORP·Filed 1984·Granted Jun 10, 1986·22 cites·13 claims
- 0866US4812736ACircuit arrangement for operating high-pressure gas discharge lampsPHILIPS CORP·Filed 1986·Granted Mar 14, 1989·25 cites·14 claims
- 0965US7818072B2Press control system and press simulatorROLAND MAN DRUCKMASCH·Filed 2005·Granted Oct 19, 2010·1 cites·8 claims
- 1064US8958983B2Method of processing positioning dataSCHÄFER RALF-PETER·Filed 2008·Granted Feb 17, 2015·5 cites·7 claims
- 1161US9829332B2Method and machine for generating map data and a method and navigation device for determining a route using map dataHILBRANDIE GEERT·Filed 2008·Granted Nov 28, 2017·3 cites·7 claims
- 1261US9620007B2Method of generating expected average speeds of travelMIETH PETER·Filed 2012·Granted Apr 11, 2017·2 cites·19 claims
- 1360US2019176160A1Impact reactorSCHAEFER ELEKTROTECHNIK U SONDERMASCHINEN GMBH·Filed 2017·Application pending·0 cites
- 1457US11624440B2SealDUERR SYSTEMS AG·Filed 2019·Granted Apr 11, 2023·0 cites·24 claims
- 1557US9662673B2Coating agent pumpDUERR SYSTEMS GMBH·Filed 2014·Granted May 30, 2017·1 cites·8 claims
- 1657US5742114ALamp envelope with a metal clamping member and a fixation memberPHILIPS CORP·Filed 1996·Granted Apr 21, 1998·25 cites·20 claims
- 1756US4795943AHigh-pressure sodium vapor discharge lampPHILIPS CORP·Filed 1987·Granted Jan 3, 1989·10 cites·6 claims
- 1855US9297664B2Method of processing positioning dataHILBRANDIE GEERT·Filed 2008·Granted Mar 29, 2016·1 cites·14 claims
- 1953US11704997B2Method of generating expected average speed of travelTOMTOM TRAFFIC BV·Filed 2017·Granted Jul 18, 2023·0 cites·17 claims
- 2053US9952057B2Method of processing positioning dataHILBRANDIE GEERT·Filed 2008·Granted Apr 24, 2018·1 cites·18 claims
- 2153US5117340ALighting deviceSCHAEFER RALF·Filed 1988·Granted May 26, 1992·14 cites·16 claims
- 2253US5014618ASensor based inking control for a printing pressROLAND MAN DRUCKMASCH·Filed 1989·Granted May 14, 1991·19 cites·12 claims
- 2351US5113085ACircuit arrangement for supplying a loadPHILIPS CORP·Filed 1990·Granted May 12, 1992·14 cites·5 claims
- 2451US4714862ACircuit arrangement for igniting and operating gas discharge lampsPHILIPS CORP·Filed 1985·Granted Dec 22, 1987·12 cites·11 claims
- 2549US4539513ACircuit arrangement for starting and operating a high-pressure gas discharge lampPHILIPS CORP·Filed 1983·Granted Sep 3, 1985·11 cites·9 claims
- 2648US10024676B2Method of processing positioning dataHILBRANDIE GEERT·Filed 2008·Granted Jul 17, 2018·0 cites·21 claims
- 2748US2024082851A1Impact reactorSCHAEFER ELEKTROTECHNIK U SONDERMASCHINEN GMBH·Filed 2022·Application pending·0 cites
- 2847US6766366B1Method for loading a function provided by a first computer (server) onto a second computer (client)SIEMENS AG·Filed 1998·Granted Jul 20, 2004·32 cites·8 claims
- 2944US2008073331A1Wire Spool BrakeSCHAFER RALF·Filed 2006·Application pending·0 cites
- 3044US2019262840A1Impact reactor for comminuting composite material and method for comminuting composite materialSCHAEFER ELEKTROTECHNIK U SONDERMASCHINEN GMBH·Filed 2017·Application pending·0 cites
- 3143US5654608ACapped electric lampPHILIPS CORP·Filed 1995·Granted Aug 5, 1997·7 cites·11 claims
- 3243US2010318286A1Method of creating a speed estimationLORKOWSKI STEFAN·Filed 2009·Application pending·0 cites
- 3342US9956577B2Coating system having a cooling deviceDUERR SYSTEMS GMBH·Filed 2014·Granted May 1, 2018·0 cites·10 claims
- 3441US2020094443A1Method for Recycling Fiber-Reinforced Composite MaterialsSCHAEFER ELEKTROTECHNIK U SONDERMASCHINEN GMBH·Filed 2018·Application pending·0 cites
- 3541US2012312120A1Venting assemblyENGELMANN MICHAEL·Filed 2009·Application pending·0 cites
- 3640US4994716ACircuit arrangement for starting and operating gas discharge lampsPHILIPS CORP·Filed 1986·Granted Feb 19, 1991·7 cites·22 claims
- 3740US4891563ACircuit arrangement for adjusting the operating voltage of high-pressure gas discharge lampsPHILIPS CORP·Filed 1985·Granted Jan 2, 1990·6 cites·20 claims
- 3838US2008128212A1Oil scoop assembly for the oil supply of machine parts rotating relative to each otherUTZAT RICHARD·Filed 2007·Application pending·0 cites
- 3937US9870705B2System and method for providing alert notifications to a vehicle occupantTOMTOM INT BV·Filed 2013·Granted Jan 16, 2018·0 cites·23 claims
- 4037US4816721ACircuit arrangement for operating a high-pressure gas discharge lampPHILIPS CORP·Filed 1983·Granted Mar 28, 1989·5 cites·20 claims
- 4135US4888524ACircuit for operating gas discharge lamps with a periodically alternating lamp currentGANSER HANS GUENTHER·Filed 1988·Granted Dec 19, 1989·6 cites·23 claims
- 4235US4839560AHeatable electrode for high-pressure gas discharge lampsPHILIPS CORP·Filed 1985·Granted Jun 13, 1989·2 cites·4 claims
- 4334US5025197ACircuit arrangement for A.C. operation of high-pressure gas discharge lampsPHILIPS CORP·Filed 1985·Granted Jun 18, 1991·4 cites·21 claims
- 4434US4748381ACircuit arrangement for A.C. operation of gas discharge lampsPHILIPS CORP·Filed 1986·Granted May 31, 1988·4 cites·17 claims
- 4534US2013199424A1Device and method for producing a fine-grained fuel by drying and impact crushingABRAHAM RALF·Filed 2011·Application pending·0 cites
- 4633US4644216AHigh-pressure discharge lampSCHAEFER RALF·Filed 1985·Granted Feb 17, 1987·2 cites·6 claims
- 4723US5039916AOperating circuit for a high-pressure discharge lampPHILIPS CORP·Filed 1986·Granted Aug 13, 1991·2 cites·17 claims
Join the waitlist — get patent alerts
Get an alert when Ralf Schafer files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →