HF

Helmut Fennel

CO Continental Teves Ag & Co. Ohg: 24 patents #15 of 1,266Top 2%
AG Alfred Teves Gmbh: 20 patents #14 of 316Top 5%
IG Itt Automotive Europe Gmbh: 9 patents #9 of 219Top 5%
IT Itt: 6 patents #36 of 461Top 8%
IE Itt Manufacturing Enterprises: 4 patents #156 of 1,404Top 15%
CA Continental Ag: 1 patents #230 of 565Top 45%
📍 Frankfurt am Main, DE: #18 of 1,925 inventorsTop 1%
Overall (All Time): #33,056 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 51–66 of 66 patents

Patent #TitleCo-InventorsDate
4773072 Method and circuit configuration for suppressing short-time interferences 1988-09-20
4746173 Slip-controlled brake system for all-wheel driven automotive vehicle Hans Wupper, Gunther Buschmann, Norber Ehmer 1988-05-24
4739484 Method and device for controlling the braking variation in vehicular brakes with brake slip control 1988-04-19
4736994 Circuit configuration for controlling the braking pressure of a slip-controlled brake system for all-wheel driven automotive vehicles Hans Wupper, Gunther Buschmann, Norbert Ehmer 1988-04-12
4729608 Method and circuit configuration for controlling an anti-lock brake system for automotive vehicles with all-wheel drive Hans Wupper, Gunther Buschmann, Johannes Graeber, Norbert Ehmer 1988-03-08
4718736 Arrangement for controlling the pressure reduction by means of an anti-lock brake system Hans Wupper 1988-01-12
4701855 Method and circuit configuration for suppressing undesired control actions in slip-controlled brake systems 1987-10-20
4688858 Slip-controlled brake system for motor vehicles Ivica Batistic, Otto Determann 1987-08-25
4675819 Method for the generation of a vehicle reference speed as a reference value for the control of brake slip and/or traction slip 1987-06-23
4657313 Slip-controlled brake system for road vehicles Ivica Batistic 1987-04-14
4648662 Circuit configuration for a slip-controlled vehicle brake system Hans Wupper 1987-03-10
4643492 Brake system with slip control for automotive vehicles with front-wheel drive or all-wheel drive Juan Belart, Wolfram Seibert, Ivica Batistic 1987-02-17
4626043 Slip-controlled brake system for automotive vehicles with a driven axle Juan Belart, Wolfram Seibert, Ivica Batistic 1986-12-02
4581713 Method of and arrangement for producing numerical values proportional to the frequency of measured pulses of a measured pulse train 1986-04-08
4546437 Method and circuit for the control of a brake slip control apparatus Hans-Wilhelm Bleckmann, Heinz Loreck, Michael Zydeck 1985-10-08
4517684 Method of and arrangement for providing numerical values indicative of relationsips between pulse train pulses 1985-05-14