AB

Alfred Birkenbach

AG Alfred Teves Gmbh: 10 patents #24 of 316Top 8%
IT Itt: 7 patents #28 of 461Top 7%
CO Continental Teves Ag & Co. Ohg: 1 patents #603 of 1,266Top 50%
IE Itt Manufacturing Enterprises: 1 patents #577 of 1,404Top 45%
📍 Hattersheim, MI: #1 of 1 inventorsTop 100%
Overall (All Time): #226,105 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
6807897 Hydraulic piston and process for its surface treatment Rolf Weiler, Uwe Zeibig, Martina Wagner, Jan Elwart 2004-10-26
6085636 Brake piston Helmut Ruckert, Nabil Henein 2000-07-11
5253577 Piston-cylinder assembly of plastic material as well as process and apparatus for its manufacture Juergen Schonlau, Ralf Harth, Wolfgang Ritter 1993-10-19
5195806 Brake pressure control device for automotive vehicles Juergen Schonlau, Holger von Hayn, Ralf Harth, Wolfgang Ritter 1993-03-23
5184468 Brake power booster and master cylinder assembly with return spring plate Juergen Schonlau, Ralf Harth 1993-02-09
5167441 Anti-lock brake system for automotive vehicles Juergen Schonlau, Rudolf Cezanne, Rudolphy Heuer 1992-12-01
5161863 Braking pressure control device for automotive vehicles Juergen Schonlau 1992-11-10
5152378 Brake pressure control device Jergen Schonlau, Peter Volz 1992-10-06
5127713 Anti-lock brake system for automotive vehicles 1992-07-07
5121686 Piston-cylinder assembly of plastic material Juergen Schonlau, Ralf Harth, Wolfgang Ritter 1992-06-16
4840433 Pressure control device, in particular for pressure-fluid-operable brake systems of automotive vehicles Juergen Schonlau, Ralf Harth 1989-06-20
4828329 Pressure regulator, in particular, for use with pressure fluid-operable brake systems of automotive vehicles Juergen Schonlau, Ralf Harth 1989-05-09
4779933 Pressure regulating device, in particular, for pressure fluid-operable brake systems of automotive vehicles Juergen Schonlau 1988-10-25
4577731 Floating caliper spot type disc brake Jochen Burgdorf, Ulrich Klimt 1986-03-25
4566277 Pressurized fluid supplying arrangement particularly a master cylinder of a clutch 1986-01-28
4542945 Deceleration-sensitive braking pressure control unit for a vehicular hydraulic brake system Volker Berisch 1985-09-24
4482190 Multiple-circuit hydraulic brake system Jochen Burgdorf 1984-11-13
4469378 Load-responsive braking pressure control device especially for vehicle brake systems 1984-09-04
4374551 Mechanical actuating device for a spot-type disc brake Helmut Franke 1983-02-22
4354581 Mechanical actuating device for a disc brake Helmut Franke 1982-10-19