HS

Helmut Steffes

AG Alfred Teves Gmbh: 47 patents #2 of 316Top 1%
IT Itt: 12 patents #249 of 721Top 35%
CO Continental Teves Ag & Co. Ohg: 7 patents #138 of 1,266Top 15%
IG Itt Automotive Europe Gmbh: 4 patents #23 of 219Top 15%
IE Itt Manufacturing Enterprises: 3 patents #226 of 1,404Top 20%
Overall (All Time): #25,850 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 51–75 of 75 patents

Patent #TitleCo-InventorsDate
4824182 Anti-lock hydraulic brake system for automotive vehicles Norbert Ocvirk, Gunther Buschmann, Anton David, Johannes Graeber, Otto Determann +1 more 1989-04-25
4819997 Slip-controlled brake system Hans-Dieter Reinartz 1989-04-11
4815793 Hydraulic brake system for automotive vehicles Hans-Dieter Reinartz 1989-03-28
4811809 Traction slip control device Hans-Dieter Reinartz, Joachim Maas, Thomas Schwarz 1989-03-14
4805966 Slip-control hydraulic brake booster with braking-pressure responsive valve for fast-fill cylinder Hans-Dieter Reinartz 1989-02-21
4769554 Electrical switching mechanism for circuits in automotive vehicles Hans-Dieter Reinartz 1988-09-06
4759591 Hydraulic brake system Hans-Dieter Reinartz 1988-07-26
4736993 Hydraulic brake system with slip control for automotive vehicles Hans-Dieter Reinartz 1988-04-12
4736995 Brake slip control apparatus fed with auxiliary energy for use in a vehicular hydraulic brake system Hans-Dieter Reinartz, Hajo Pickel 1988-04-12
4730878 Skid-controlled hydraulic brake system Hans D. Reninartz 1988-03-15
4693523 Slip controlled brake system for automotive vehicles 1987-09-15
4687259 Hydraulic brake system with slip control Hans-Dieter Reinartz 1987-08-18
4660898 Hydraulic brake system with slip control 1987-04-28
4659152 Hydraulic brake system with slip control Hans-Dieter Reinartz 1987-04-21
4643489 Hydraulic brake system with slip control Hans-Dieter Reinartz 1987-02-17
4628162 Fluid level indicator for a reservoir Hans-Dieter Reinartz 1986-12-09
4564244 Pressure control device Hans-Dieter Reinartz 1986-01-14
4543791 Power brake unit Jochen Burgdorf 1985-10-01
4530209 Control arrangement for a vehicular brake system with hydraulic brake booster 1985-07-23
4489989 Auxiliary power assisted master cylinder arrangement for a vehicle brake system Juan Belart, Jochen Burgdorf, Dieter Kircher, Hans W. Bleckmann, Andre F. L. Goosens +2 more 1984-12-25
4483144 Control arrangement for a hydraulic brake system with an antiskid control device 1984-11-20
4404803 Brake unit with a hydraulic boosting device 1983-09-20
4341076 Hydraulic brake booster 1982-07-27
4309934 Hydraulic brake booster Werner Volkmar 1982-01-12
4263784 Power brake unit for automotive vehicles 1981-04-28