VH

Volker Holzgrefe

Robert Bosch Gmbh: 11 patents #1,407 of 19,740Top 8%
📍 Ditzingen, DE: #58 of 628 inventorsTop 10%
Overall (All Time): #468,723 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7581686 Fuel injection valve Gunther Hohl, Michael Hübel, Jürgen Stein 2009-09-01
7481201 Fuel injection valve Stefan Arndt, Juergen Raimann, Joerg Heyse 2009-01-27
7234654 Fuel injector Stefan Arndt 2007-06-26
7140562 Fuel injection valve Guenther Hohl, Michael Huebel, Juergen Stein 2006-11-28
6050507 Perforated disc and valve comprising the same Stefan Arndt, Nikolaus Simon, Frank Schatz, Heinz Fuchs, Gunter Dantes +3 more 2000-04-18
5605386 Solenoid valve for slip-controlled hydraulic brake systems in motor vehicles Ewald Ziegler, Norbert Mittwollen 1997-02-25
5383607 Electromagnetically actuated injection valve Joerg Heyse 1995-01-24
5044561 Injection valve for fuel injection systems 1991-09-03
5012981 Injection valve Nikolaus Simon, Ewald Ziegler 1991-05-07
4982901 Injection valve 1991-01-08
4653455 Electrically controlled fuel injection pump for internal combustion engines Ewald Eblen, Karl Hofmann, Jean Pigeroulet, Nestor Rodriguez-Amaya, Nikolaus Simon +3 more 1987-03-31