HD

Helmut Denz

Robert Bosch Gmbh: 92 patents #12 of 19,740Top 1%
AA Audi Ag: 1 patents #1,252 of 2,982Top 45%
BA Bmw Ag: 1 patents #1 of 68Top 2%
Dr. Ing. H.C. F. Porsche Ag: 1 patents #1,158 of 2,421Top 50%
Volkswagen: 1 patents #1,423 of 3,450Top 45%
Overall (All Time): #16,893 of 4,157,543Top 1%
93
Patents All Time

Issued Patents All Time

Showing 51–75 of 93 patents

Patent #TitleCo-InventorsDate
5379638 Method and device for detecting the fluid level in a tank Andreas Blumenstock 1995-01-10
5373830 Breather for an internal combustion engine fuel tank Hans Neu, Guenther Riehl, Andreas Blumenstock, Rainer Frank 1994-12-20
5372117 Method and arrangement for venting a tank Ernst Wild, Andreas Blumenstock 1994-12-13
5361743 Breather for an internal combustion engine fuel tank Hans Neu, Guenther Riehl, Andreas Blumenstock, Rainer Frank 1994-11-08
5353771 Method and arrangement for diagnosing a tank-venting system of a motor vehicle Andreas Blumenstock 1994-10-11
5339788 Method and arrangement for conducting a tank-venting diagnosis in a motor vehicle Andreas Blumenstock 1994-08-23
5311138 Device for monitoring the functon of an electric load, its drive and the associated connections Karl Ott, Rudi Mayer, Hans-Peter Strobele, Reinhard Palesch, Jurgen Eckhardt 1994-05-10
5298865 Connecting circuit for connecting a lambda probe to a control apparatus of an internal combustion engine and test method for said circuit Werner Mezger, Johannes-Dieter Wichterich, Ernst Wild, Joachim Heimes, Eugen Joos +2 more 1994-03-29
5265577 Method and arrangement for checking the operability of a tank-venting system Andreas Blumenstock 1993-11-30
5255655 Fuel injection system for an internal combustion engine Andreas Roth, Ernst Wild 1993-10-26
5255554 Connecting circuit for an oxygen probe and method for checking for a correct probe connection Georg Mallebrein 1993-10-26
5255515 Method and arrangement for obtaining an evaluation value for the performance loss of a catalytic converter Andreas Blumenstock, Ernst Wild, Klaus Ries-Muller 1993-10-26
5245972 Sequential fuel injection method Klemens Grieser 1993-09-21
5243853 Method and arrangement for diagnosing the open-loop control of the tank-venting valve in combination with the open-loop control of an internal combustion engine Ulrich Steinbrenner, Gunther Plapp, Ulrich Mayer, Wolfgang Wagner, Stephan Hohne 1993-09-14
5220896 Tank-venting arrangement and method for checking the tightness thereof Andreas Blumenstock, Ulrich Steinbrenner, Ernst Wild 1993-06-22
5205263 Tank-venting apparatus as well as a method and an arrangement for checking the same Andreas Blumenstock, Werner Mezger, Ernst Wild 1993-04-27
5197442 Tank-venting arrangement and method of operating the same Andreas Blumenstock, Ulrich Steinbrenner, Ernst Wild 1993-03-30
5195498 Tank-venting apparatus as well as a method and arrangement for checking the tightness thereof Johann Siebler, Stephan Pelters, Andreas Blumenstock, Axel Michelet, Siegfried Wesinger +2 more 1993-03-23
5193512 Tank-venting system for a motor vehicle and method for checking the operability thereof Ulrich Steinbrenner, Ernst Wild, Wolfgang Wagner 1993-03-16
5191781 Ratiometric signal correction system for a vehicle electronic control system 1993-03-09
5186153 Tank-venting arrangement for a motor vehicle and method for checking the operability thereof Ulrich Steinbrenner, Ernst Wild 1993-02-16
5144927 Method for detecting misfires in an internal combustion engine 1992-09-08
5090387 Method and arrangement for checking the operational capability of an exhaust-gas probe heater and the supply system thereof Rudi Mayer, Ernst Wild, Rainer Frank 1992-02-25
5074270 Method for protecting a catalyzer Ernst Wild, Rudi Mayer 1991-12-24
5069063 Device for measuring a pulsating variable in an internal combustion engine Martin Chrobaczek, Andreas Roth, Hans-Peter Heim 1991-12-03