Inventor · disambiguated record
Helmut Laufer
Also filed as: LAUFER HELMUT · SCHWARZ MANFRED
56 granted patents·713 citations·filing 1974–1997
99Inventor score
Top patents by PatentIndex Score
56 records- 0194US4577606APressure valve assembly for fuel injection pumpsBOSCH GMBH ROBERT·Filed 1984·Granted Mar 25, 1986·64 cites·15 claims
- 0291US5131371AMethod and arrangement for controlling a self-igniting internal combustion engineBOSCH GMBH ROBERT·Filed 1990·Granted Jul 21, 1992·62 cites·7 claims
- 0389US5070836AMethod and arrangement for controlling the injection of fuel in an internal combustion engineBOSCH GMBH ROBERT·Filed 1990·Granted Dec 10, 1991·54 cites·11 claims
- 0488US4409939AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1981·Granted Oct 18, 1983·30 cites·29 claims
- 0584US4530337AFuel injection pumpBOSCH GMBH ROBERT·Filed 1983·Granted Jul 23, 1985·25 cites·20 claims
- 0681US4426981AApparatus for detecting the fuel quantity delivered to the combustion chambers of a diesel engineBOSCH GMBH ROBERT·Filed 1981·Granted Jan 24, 1984·36 cites·11 claims
- 0780US4463725AFuel injection device for internal combustion engines, in particular a pump/nozzle for diesel enginesBOSCH GMBH ROBERT·Filed 1982·Granted Aug 7, 1984·22 cites·14 claims
- 0876US4628957APressure valve for fuel injection pumpBOSCH GMBH ROBERT·Filed 1984·Granted Dec 16, 1986·28 cites·4 claims
- 0972US3970064ARPM regulator for fuel injection pumpsBOSCH GMBH ROBERT·Filed 1975·Granted Jul 20, 1976·14 cites·12 claims
- 1069US4476835AMethod for delaying axial movement of a pump piston in a fuel _injection pump for combustion engines, and fuel injection pump for _completing the processBOSCH GMBH ROBERT·Filed 1982·Granted Oct 16, 1984·14 cites·8 claims
- 1165US4649883AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1984·Granted Mar 17, 1987·11 cites·7 claims
- 1265US4630587AFuel injection pump having an adjustable instant of injectionBOSCH GMBH ROBERT·Filed 1982·Granted Dec 23, 1986·12 cites·8 claims
- 1365US4548184AApparatus for the load-dependent actuation of an adjusting device of an internal combustion engineBOSCH GMBH ROBERT·Filed 1982·Granted Oct 22, 1985·12 cites·2 claims
- 1464US5201297AMethod and apparatus for controlling a high-pressure fuel pumping time in a fuel injection pumpBOSCH GMBH ROBERT·Filed 1988·Granted Apr 13, 1993·14 cites·5 claims
- 1560US5386810ASystem and method for controlling a solenoid-valve-controlled fuel-metering device, particularly for a diesel gasoline engineBOSCH GMBH ROBERT·Filed 1993·Granted Feb 7, 1995·17 cites·16 claims
- 1660US4462361AApparatus for generating a fuel quantity signalBOSCH GMBH ROBERT·Filed 1982·Granted Jul 31, 1984·10 cites·10 claims
- 1759US5325837AFuel injection apparatus for internal combustion enginesBOSCH GMBH ROBERT·Filed 1993·Granted Jul 5, 1994·16 cites·13 claims
- 1858US6737579B1Arrangement for the sealed lead-through of a conductor through the wall of a housingBOSCH GMBH ROBERT·Filed 1997·Granted May 18, 2004·21 cites·14 claims
- 1958US3945360ARPM Regulator for fuel injection pumpsBOSCH GMBH ROBERT·Filed 1974·Granted Mar 23, 1976·13 cites·4 claims
- 2057US4811318ADisk player with magazineTHOMSON BRANDT GMBH·Filed 1987·Granted Mar 7, 1989·10 cites·12 claims
- 2156US4796592AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1986·Granted Jan 10, 1989·12 cites·10 claims
- 2256US4180040ARegulator for a fuel injection pumpBOSCH GMBH ROBERT·Filed 1977·Granted Dec 25, 1979·8 cites·11 claims
- 2354US5146895AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1990·Granted Sep 15, 1992·15 cites·20 claims
- 2454US4359994AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1980·Granted Nov 23, 1982·10 cites·7 claims
- 2554US3946713ARpm regulator for fuel injection pumpsBOSCH GMBH ROBERT·Filed 1974·Granted Mar 30, 1976·11 cites·4 claims
- 2651US5273017AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1992·Granted Dec 28, 1993·13 cites·4 claims
- 2747US4655184AFuel injection apparatus for internal combustion enginesBOSCH GMBH ROBERT·Filed 1982·Granted Apr 7, 1987·6 cites·20 claims
- 2846US4974564AFuel injection pump and method of controlling the sameBOSCH GMBH ROBERT·Filed 1988·Granted Dec 4, 1990·9 cites·11 claims
- 2946US4342302AControl apparatus for a fuel injection pumpBOSCH GMBH ROBERT·Filed 1980·Granted Aug 3, 1982·9 cites·5 claims
- 3046US4133498ADrive device for a tape recorderDUAL GEBRUEDER STEIDINGER·Filed 1977·Granted Jan 9, 1979·5 cites·5 claims
- 3145US5413079AFuel injection pumpBOSCH GMBH ROBERT·Filed 1994·Granted May 9, 1995·10 cites·9 claims
- 3245US4733640AFuel injection pumpBOSCH GMBH ROBERT·Filed 1986·Granted Mar 29, 1988·7 cites·13 claims
- 3345US4539964AFuel injection pump structure for an internal combustion engineBOSCH GMBH ROBERT·Filed 1984·Granted Sep 10, 1985·7 cites·15 claims
- 3445US4535742AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1984·Granted Aug 20, 1985·9 cites·29 claims
- 3545US4534332AFuel injection pump for internal combustion engines with an adjustment of the instant of injectionBOSCH GMBH ROBERT·Filed 1982·Granted Aug 13, 1985·7 cites·6 claims
- 3644US5034937AMagazine-type record playerTHOMSON BRANDT GMBH·Filed 1987·Granted Jul 23, 1991·6 cites·1 claims
- 3743US4711221AFuel injection pumpBOSCH GMBH ROBERT·Filed 1986·Granted Dec 8, 1987·6 cites·9 claims
- 3843US4142217ASwitching device for a tape recorderDUAL GEBRUEDER STEIDINGER·Filed 1977·Granted Feb 27, 1979·4 cites·5 claims
- 3942US4873956AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1987·Granted Oct 17, 1989·6 cites·2 claims
- 4042US4594989AFuel injection pumpBOSCH GMBH ROBERT·Filed 1984·Granted Jun 17, 1986·4 cites·9 claims
- 4142US4502449AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1982·Granted Mar 5, 1985·6 cites·18 claims
- 4241US4557287APressure control valve for fuel injection pumpsBOSCH GMBH ROBERT·Filed 1984·Granted Dec 10, 1985·7 cites·5 claims
- 4339US5235949AMethod and arrangement for controlling the fuel metered in a diesel engineBOSCH GMBH ROBERT·Filed 1990·Granted Aug 17, 1993·7 cites·18 claims
- 4439US5063903AMethod and arrangement for controlling the metering of fuel in an internal combustion engineBOSCH GMBH ROBERT·Filed 1990·Granted Nov 12, 1991·11 cites·8 claims
- 4537US5044890AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1990·Granted Sep 3, 1991·7 cites·8 claims
- 4636US4135216ASwitching arrangement for a tape recorderDUAL GEBRUEDER STEIDINGER·Filed 1977·Granted Jan 16, 1979·2 cites·3 claims
- 4735US4378002AFuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1980·Granted Mar 29, 1983·4 cites·13 claims
- 4835US4373492AFuel injection pump for internal combustion engineBOSCH GMBH ROBERT·Filed 1980·Granted Feb 15, 1983·4 cites·1 claims
- 4935US4366795AFuel injection pump for internal combustion engineBOSCH GMBH ROBERT·Filed 1980·Granted Jan 4, 1983·4 cites·4 claims
- 5034US5413080AFuel injection pumpBOSCH GMBH ROBERT·Filed 1994·Granted May 9, 1995·4 cites·20 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →