Inventor · disambiguated record
Wolfgang Lehmann
Also filed as: CRAMM GUNTHER · LEHMANN WOLFGANG · LEHMANN WOLFGANG C · LOBACH WILFRIED
32 granted patents·5 pending applications·800 citations·filing 1972–2023
98Inventor score
Top patents by PatentIndex Score
37 records- 0194US6519808B2Squeegee mounting assembly for a floor scrubberNILFISK ADVANCE INC·Filed 2001·Granted Feb 18, 2003·107 cites·20 claims
- 0293US6442789B1Riding floor scrubberNILFISK ADVANCE INC·Filed 2001·Granted Sep 3, 2002·89 cites·22 claims
- 0393US6397429B1Riding floor scrubberNILFISK ADVANCE INC·Filed 2000·Granted Jun 4, 2002·104 cites·21 claims
- 0492US5220800ANmr magnet system with superconducting coil in a helium bathBRUKER ANALYTISCHE MESSTECHNIK·Filed 1991·Granted Jun 22, 1993·78 cites·16 claims
- 0590US4670136AScreen surfacing with exchangeable screen elementsISENMANN DRAHTERZEUGNISSE GMBH·Filed 1985·Granted Jun 2, 1987·69 cites·11 claims
- 0685US4250299APolyamines containing amide groupsBAYER AG·Filed 1978·Granted Feb 10, 1981·29 cites·12 claims
- 0778US4319019APolyamines containing amide groupsBAYER AG·Filed 1980·Granted Mar 9, 1982·26 cites·12 claims
- 0877US4473466AFlat sieve elementISENMANN DRAHTERZEUGNISSE GMBH·Filed 1983·Granted Sep 25, 1984·29 cites·10 claims
- 0976US3932363APolyamines containing acid groupsBAYER AG·Filed 1972·Granted Jan 13, 1976·20 cites·3 claims
- 1075US6808050B2Brake disk for a disk brakeSAB WABCO BSI VERKEHRSTECHNIK·Filed 2001·Granted Oct 26, 2004·17 cites·20 claims
- 1175US4861462AMethod of forming sieve unit for screening machineHEIN LEHMANN AG·Filed 1987·Granted Aug 29, 1989·30 cites·15 claims
- 1271US5429214AVentilated brake disc with transverse recesses in radially extending ribsBERGISCHE STAHLINDUSTRIE·Filed 1994·Granted Jul 4, 1995·22 cites·12 claims
- 1370US4576420ALinear bearing arrangement for guiding a carriage in a straight line along a guide railNEFF GEWINDESPINDELN·Filed 1984·Granted Mar 18, 1986·24 cites·28 claims
- 1462US4825981AAxially split brake diskBERGISCHE STAHLINDUSTRIE·Filed 1988·Granted May 2, 1989·17 cites·7 claims
- 1559US12226850B2Automatic calibration of a laser processing system using an integrated telecentric optical detector with limited degrees of freedomRAYLASE GMBH·Filed 2019·Granted Feb 18, 2025·0 cites·20 claims
- 1659US2023249410A1Automatic calibration of a laser processing system using a non-integrated telecentric optical detector with limited degrees of freedomRAYLASE GMBH·Filed 2023·Application pending·0 cites
- 1758US4250112APolyalkylenepolyamines containing quaternary dialkylammonium groupsBAYER AG·Filed 1979·Granted Feb 10, 1981·14 cites·5 claims
- 1857US2015183194A1Laminated fabric shipping sacks, methods of manufacturing, and related systemsGREIF FLEXIBLES TRADING HOLDING BV·Filed 2014·Application pending·0 cites
- 1955US6755023B2Method and device for evacuating a turbine condenserSIEMENS AG·Filed 2000·Granted Jun 29, 2004·7 cites·5 claims
- 2054US5577836AHeadlamp for vehiclesBOSCH GMBH ROBERT·Filed 1995·Granted Nov 26, 1996·16 cites·6 claims
- 2154US4315816AHigh intensity magnetic field drum separatorKLOECKNER HUMBOLDT DEUTZ AG·Filed 1977·Granted Feb 16, 1982·16 cites·6 claims
- 2254US4166002APolyamines containing acid groups that are useful in papermakingBAYER AG·Filed 1974·Granted Aug 28, 1979·8 cites·14 claims
- 2353US11648735B2Automated calibration of an apparatus for the fully parallelized additive manufacturing of a component with combined working areasRAYLASE GMBH·Filed 2018·Granted May 16, 2023·0 cites·19 claims
- 2453US4254255AAqueous reaction of polyamine with alkylene dihalide in presence of emulsifierBAYER AG·Filed 1979·Granted Mar 3, 1981·8 cites·8 claims
- 2550US5465195AHeadlight for motor vehiclesBOSCH GMBH ROBERT·Filed 1993·Granted Nov 7, 1995·15 cites·12 claims
- 2648US4552416ARearing arrangement for guiding a carriage in a straight line along a guide railNEFF GEWINDESPINDELN·Filed 1984·Granted Nov 12, 1985·12 cites·17 claims
- 2744US2017137977A1Oriented tape for the production of woven fabrics and products produced therefromGRIEF FLEXIBLES TRADING HOLDING B V·Filed 2016·Application pending·0 cites
- 2842US2002148068A1Riding floor scrubberFiled 2002·Application pending·0 cites
- 2941US5360087AAssembled brake disc for a disc brake with partial liningBERGISCHE STAHLINDUSTRIE·Filed 1992·Granted Nov 1, 1994·8 cites·4 claims
- 3040US4272365AMagnetic separatorKLOECKNER HUMBOLDT DEUTZ AG·Filed 1979·Granted Jun 9, 1981·8 cites·4 claims
- 3138US4250298APolyamines containing amide groupsBAYER AG·Filed 1978·Granted Feb 10, 1981·3 cites·17 claims
- 3237US5014368AMethod for monitoring the discharge of liquids and apparatus thereforWIEDERAUFARBEITUNG VON KERNBRE·Filed 1989·Granted May 14, 1991·4 cites·10 claims
- 3337US2013045346A1Oriented Tape For The Production Of Woven Fabrics And Products Produced TherefromGREIF FLEXIBLES TRADING HOLDING B V·Filed 2012·Application pending·0 cites
- 3435US5632492ASealing configuration for a passage of a shaft through a casing and method of operating the sealing configurationSIEMENS AG·Filed 1995·Granted May 27, 1997·16 cites·16 claims
- 3532US4384110APolyamines containing urea groups prepared from lactam or aminocarboxylic acidBAYER AG·Filed 1982·Granted May 17, 1983·2 cites·5 claims
- 3632US4348514APolyamines containing urea groupsBAYER AG·Filed 1980·Granted Sep 7, 1982·2 cites·6 claims
- 3731US11402626B2DeflectorRAYLASE GMBH·Filed 2017·Granted Aug 2, 2022·0 cites·37 claims
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