HL

Helmut Laufer

Robert Bosch Gmbh: 45 patents #93 of 19,740Top 1%
DG Deutsche Thomson-Brandt Gmbh: 3 patents #81 of 329Top 25%
Overall (All Time): #58,952 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
4655184 Fuel injection apparatus for internal combustion engines Konrad Eckert, Hermann Eisele, Max Straubel 1987-04-07
4649883 Fuel injection pump for internal combustion engines Wilfried Bohringer, Franz Eheim, Gerald Hofer, Karl Konrath 1987-03-17
4630587 Fuel injection pump having an adjustable instant of injection Gerald Hofer, Eberhard Hofmann, Francois Rossignol, Reinhard Schwartz, Max Straubel +1 more 1986-12-23
4628957 Pressure valve for fuel injection pump Gerald Hofer 1986-12-16
4594989 Fuel injection pump 1986-06-17
4577606 Pressure valve assembly for fuel injection pumps Wilfried Bohringer, Franz Eheim, Wolfgang Fehlmann, Karl Zibold 1986-03-25
4557287 Pressure control valve for fuel injection pumps 1985-12-10
4548184 Apparatus for the load-dependent actuation of an adjusting device of an internal combustion engine Wolf Wessel 1985-10-22
4539964 Fuel injection pump structure for an internal combustion engine Ilja Djordjevic, Franz Eheim 1985-09-10
4535742 Fuel injection pump for internal combustion engines Helmut Pfeifle, Max Straubel 1985-08-20
4534332 Fuel injection pump for internal combustion engines with an adjustment of the instant of injection Franz Eheim 1985-08-13
4530337 Fuel injection pump 1985-07-23
4502449 Fuel injection pump for internal combustion engines 1985-03-05
4476835 Method for delaying axial movement of a pump piston in a fuel _injection pump for combustion engines, and fuel injection pump for _completing the process 1984-10-16
4463725 Fuel injection device for internal combustion engines, in particular a pump/nozzle for diesel engines Heinz Kuschmierz 1984-08-07
4462361 Apparatus for generating a fuel quantity signal Anton Karle 1984-07-31
4426981 Apparatus for detecting the fuel quantity delivered to the combustion chambers of a diesel engine Max Greiner, Max Straubel 1984-01-24
4409939 Fuel injection pump for internal combustion engines Franz Eheim, Gerald Hofer 1983-10-18
4378002 Fuel injection pump for internal combustion engines Karl Konrath 1983-03-29
4373492 Fuel injection pump for internal combustion engine Karl Konrath 1983-02-15
4366795 Fuel injection pump for internal combustion engine 1983-01-04
4359994 Fuel injection pump for internal combustion engines Gerald Hofer, Karl Konrath 1982-11-23
4342302 Control apparatus for a fuel injection pump Max Straubel, Max Greiner 1982-08-03