HW

Hans-Heinrich Welschof

LG Lohr & Bromkamp Gmbh: 33 patents #1 of 46Top 3%
GG Gkn Lobro Gmbh: 4 patents #4 of 25Top 20%
GL Gkn Automotive Limited: 2 patents #99 of 329Top 35%
GG Gkn Driveline Deutschland Gmbh: 2 patents #5 of 30Top 20%
UA Uni-Cardan Ag: 1 patents #20 of 27Top 75%
GA Gkn Driveline North America: 1 patents #52 of 110Top 50%
Overall (All Time): #71,042 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
8114224 Process for the production of an articulated structural part having improved wear resistance Wolfgang Hildebrandt, Frank Reher 2012-02-14
7303482 Connecting assembly 2007-12-04
6902487 Longitudinal displacement unit with braking rollers 2005-06-07
6793583 Longitudinal plunging unit 2004-09-21
6390928 Driveshaft adapted to a preferred torque transmitting direction Thomas Schaffner, Joachim Prölb, Peter Schwarzler 2002-05-21
6273825 Monobloc joint with centering means Peter Schwarzler, Wolfgang Lobel 2001-08-14
6171196 VL joint for a propeller shaft with an optimized crash behavior 2001-01-09
5803814 Tripod joint with spherical arms 1998-09-08
5795233 Universal joint Markus Eschbach, Peter Schwarzler 1998-08-18
5704840 Universal joint Markus Eschbach, Peter Schwarzler 1998-01-06
5582546 Energy absorbing propeller shaft for motor vehicles 1996-12-10
5549514 Constant velocity universal ball joint 1996-08-27
5531643 Constant velocity universal ball joint 1996-07-02
5509856 Constant velocity universal ball joint with asymmetric cage 1996-04-23
5507693 Constant velocity universal joint Peter Schwarzler, Volker Bergmann, Dieter Burghardt, Norbert Hofmann, Michael Ricks 1996-04-16
5376049 Tripod joint Peter Schwarzler, Michael Ricks, Norbert Hofmann, Friedhelm John, Hans Wormsbacher +1 more 1994-12-27
5199925 Tripod universal joint with intermediate roller elements 1993-04-06
5125873 Plunging constant velocity ratio universal joint 1992-06-30
5052979 Shaft assembly for the wheel drive of a motor vehicle Rudolf Beier 1991-10-01
5026325 Constant velocity ratio plunging universal joint 1991-06-25
4893960 Wheel Bearing/constant velocity joint unit Rudolf Beier 1990-01-16
4878882 Cross groove constant velocity ratio universal joints Peter Schwarzler 1989-11-07
4861316 Constant velocity universal ball joint 1989-08-29
4858998 Wheel supporting assembly Rudolf Beier 1989-08-22
4843864 Press tooling for manufacturing constant velocity ratio universal joint members 1989-07-04