Inventor · disambiguated record
Hermann J. Stadtfeld
Also filed as: STADTFELD HERMANN · STADTFELD HERMANN J
59 granted patents·6 pending applications·937 citations·filing 1989–2022
98Inventor score
Files withTHE GLEASON WORKS29GLEASON WORKS24STADTFELD HERMANN J8OERLIKON BUEHRLE AG3OERLIKON GEARTEC AG1
Top patents by PatentIndex Score
65 records- 0194US6712566B2Machine and method for producing bevel gearsGLEASON WORKS·Filed 2002·Granted Mar 30, 2004·83 cites·14 claims
- 0292US6217409B1Threaded grinding wheel and method of dressingGLEASON WORKS·Filed 1999·Granted Apr 17, 2001·91 cites·11 claims
- 0389US11821492B2Double differential reducer ultra-high reduction transmissionTHE GLEASON WORKS·Filed 2021·Granted Nov 21, 2023·2 cites·12 claims
- 0487US9108258B2Method and tool for manufacturing face gearsSTADTFELD HERMANN J·Filed 2010·Granted Aug 18, 2015·9 cites·11 claims
- 0587US6669415B2Machine for producing bevel gearsGLEASON WORKS·Filed 2002·Granted Dec 30, 2003·33 cites·5 claims
- 0686US7364391B1Manufacturing straight bevel gearsGLEASON WORKS·Filed 2006·Granted Apr 29, 2008·19 cites·6 claims
- 0785US8573087B2Hypoid gears with low shaft anglesSTADTFELD HERMANN J·Filed 2009·Granted Nov 5, 2013·12 cites·7 claims
- 0885US5580298AMethod of producing tooth flank surface modificationsGLEASON WORKS·Filed 1994·Granted Dec 3, 1996·52 cites·46 claims
- 0984US7462092B2Method of finishing bevel gears to produce a diffuse surface structureGLEASON WORKS·Filed 2007·Granted Dec 9, 2008·13 cites·20 claims
- 1084US6311590B1Cutting tool for producing gears by face hobbingGLEASON WORKS·Filed 2000·Granted Nov 6, 2001·30 cites·5 claims
- 1183US5890846ACutting tool for toothed articlesGLEASON WORKS·Filed 1997·Granted Apr 6, 1999·48 cites·18 claims
- 1281US8714536B2Cradle for machining of large pinionsSTADTFELD HERMANN J·Filed 2011·Granted May 6, 2014·7 cites·14 claims
- 1381US6120355AMethod and apparatus for lapping gearsGLEASON WORKS·Filed 1998·Granted Sep 19, 2000·37 cites·23 claims
- 1480US5800103AMethod of machining during indexingGLEASON WORKS·Filed 1997·Granted Sep 1, 1998·50 cites·15 claims
- 1578US12222021B2Electric drives with high reduction transmissionsTHE GLEASON WORKS·Filed 2020·Granted Feb 11, 2025·2 cites·13 claims
- 1678US5904457ADetecting tool wear by thermal monitoring of workpieceGLEASON WORKS·Filed 1997·Granted May 18, 1999·57 cites·3 claims
- 1777US9956627B2Skiving of cylindrical gearsTHE GLEASON WORKS·Filed 2014·Granted May 1, 2018·4 cites·7 claims
- 1877US6390893B1Method of machining gearsGLEASON WORKS·Filed 1999·Granted May 21, 2002·39 cites·19 claims
- 1977US5257882AApparatus and method for manufacturing longitudinally curved tooth gearsOERLIKON GEARTEC AG·Filed 1992·Granted Nov 2, 1993·41 cites·2 claims
- 2075US9782848B2Swing motion for manufacturing non-generated bevel gears with end reliefTHE GLEASON WORKS·Filed 2014·Granted Oct 10, 2017·4 cites·9 claims
- 2175US7651383B2Method of lapping gearsGLEASON WORKS·Filed 2007·Granted Jan 26, 2010·6 cites·17 claims
- 2273US5951219AChip removal apparatus for machine toolGLEASON WORKS·Filed 1998·Granted Sep 14, 1999·38 cites·28 claims
- 2373US5610994ADigital imaging of tooth contact patternGLEASON WORKS·Filed 1995·Granted Mar 11, 1997·39 cites·9 claims
- 2473US4930950AApparatus for adjusting the drums of a bevel-gear cutting machineOERLIKON BUEHRLE AG·Filed 1989·Granted Jun 5, 1990·21 cites·4 claims
- 2571US10730123B2Three-face blade compatibilityTHE GLEASON WORKS·Filed 2016·Granted Aug 4, 2020·1 cites·2 claims
- 2671US9033625B2Bevel gear manufacture with face cutters without swing axis motionSTADTFELD HERMANN J·Filed 2012·Granted May 19, 2015·3 cites·8 claims
- 2771US6120217ACutting tool for producing toothed articlesGLEASON WORKS·Filed 1999·Granted Sep 19, 2000·32 cites·16 claims
- 2868US6217421B1Method of lapping gearsGLEASON WORKS·Filed 2000·Granted Apr 17, 2001·11 cites·1 claims
- 2962US10702935B2Bevel gear flank surface structure shiftTHE GLEASON WORKS·Filed 2016·Granted Jul 7, 2020·1 cites·13 claims
- 3062US10099300B2Peripheral cutting tool utilizing stick bladesTHE GLEASON WORKS·Filed 2014·Granted Oct 16, 2018·2 cites·14 claims
- 3161US8967926B2Manufacturing bevel gearsSTADTFELD HERMANN J·Filed 2009·Granted Mar 3, 2015·1 cites·14 claims
- 3261US4952874APosition-reading system with switchable reading units for machine-tool parts rotatable through 360OERLIKON BUEHRLE AG·Filed 1989·Granted Aug 28, 1990·14 cites·6 claims
- 3360US5944587ACutting edge rounding methodGLEASON WORKS·Filed 1997·Granted Aug 31, 1999·21 cites·13 claims
- 3459US10471527B2Skiving of cylindrical gearsTHE GLEASON WORKS·Filed 2018·Granted Nov 12, 2019·0 cites·5 claims
- 3559US5895180AMethod of determining cutting blade positional errors in face hobbing cuttersGLEASON WORKS·Filed 1997·Granted Apr 20, 1999·20 cites·11 claims
- 3659US5000632ADuplex method of manufacturing a generated spiral-toothed bevel gear of a bevel-gear or hypoid-gear driveOERLIKON BUEHRLE AG·Filed 1990·Granted Mar 19, 1991·19 cites·1 claims
- 3758US12332138B2Recognition of tooth contact with a luminescent agentTHE GLEASON WORKS·Filed 2021·Granted Jun 17, 2025·0 cites·12 claims
- 3858US11331734B2Method of machining gears to produce a sinusoidal-parabolic hybrid motion error, gear thus produced and machine for performing said methodTHE GLEASON WORKS·Filed 2018·Granted May 17, 2022·0 cites·2 claims
- 3957US5716174ATool feeding methodGLEASON WORKS·Filed 1996·Granted Feb 10, 1998·23 cites·21 claims
- 4057US2024424584A1Manufacture of differential gearsTHE GLEASON WORKS·Filed 2022·Application pending·0 cites
- 4156US8561277B2Runout compensation on machine toolsSTADTFELD HERMANN J·Filed 2009·Granted Oct 22, 2013·3 cites·15 claims
- 4255US12097566B2Method of manufacturing a toothed bevel honing tool for honing a toothed bevel workpiece, a toothed bevel honing tool and method of honing bevel gearsTHE GLEASON WORKS·Filed 2020·Granted Sep 24, 2024·0 cites·8 claims
- 4355US11585368B2Self-locking screw for bevel gear cutterTHE GLEASON WORKS·Filed 2020·Granted Feb 21, 2023·0 cites·16 claims
- 4455US10035200B2Gear cutter with radial adjustability of stick bladesTHE GLEASON WORKS·Filed 2013·Granted Jul 31, 2018·1 cites·12 claims
- 4554US9649707B2Slide rolling process for the generation of bevel gearsTHE GLEASON WORKS·Filed 2014·Granted May 16, 2017·1 cites·13 claims
- 4653US5839943AMethod of and apparatus for truing cutter headsGLEASON WORKS·Filed 1996·Granted Nov 24, 1998·20 cites·11 claims
- 4752US11826842B2Independent pressure angle corrections for power skivingTHE GLEASON WORKS·Filed 2019·Granted Nov 28, 2023·0 cites·7 claims
- 4852US11173560B2Cutter with positive seated round blade sticks for bevel gear cuttingTHE GLEASON WORKS·Filed 2017·Granted Nov 16, 2021·0 cites·8 claims
- 4951US11090744B2Topland chamfering of gearsTHE GLEASON WORKS·Filed 2017·Granted Aug 17, 2021·0 cites·14 claims
- 5051US9868168B2Cutter with positive seated stick blades for bevel gear cuttingTHE GLEASON WORKS·Filed 2014·Granted Jan 16, 2018·0 cites·17 claims
Showing the top 50 of 65 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →