Ulrich Drews

Person

Vaihingen-Pulverd, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Input circuit for the starter of a high-pressure gas-filled dischar...
- Patent number 6,057,650
- Issue date May 2, 2000
- Robert Bosch GmbH
- Dieter Betz
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ignition device for gas discharge lamps, particularly for motor veh...
- Patent number 5,894,202
- Issue date Apr 13, 1999
- Robert Bosch GmbH
- Dieter Betz
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Starter for a high-pressure gas discharge lamp
- Patent number 5,892,332
- Issue date Apr 6, 1999
- Robert Bosch GmbH
- Ulrich Drews
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for operating a gas-discharge lamp
- Patent number 5,552,680
- Issue date Sep 3, 1996
- Robert Bosch GmbH
- Manfred Vogel
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Headlight for motor vehicles
- Patent number 5,434,763
- Issue date Jul 18, 1995
- Robert Bosch GmbH
- Guenter Hege
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Device for operating a gas discharge lamp
- Patent number 5,397,965
- Issue date Mar 14, 1995
- Robert Bosch GmbH
- Ingo Gorille
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Circuit arrangement for operating a gas-discharge lamp
- Patent number 5,367,227
- Issue date Nov 22, 1994
- Robert Bosch GmbH
- Lothar Gademann
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for measuring the flow rate of a flowing medium
- Patent number 4,658,641
- Issue date Apr 21, 1987
- Robert Bosch GmbH
- Ulrich Drews
- G01 - MEASURING TESTING
Information Patent Grant
Electronic engine control system with emergency operation mode
- Patent number 4,531,190
- Issue date Jul 23, 1985
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Air flow rate meter for an internal combustion engine
- Patent number 4,474,058
- Issue date Oct 2, 1984
- Robert Bosch GmbH
- Ulrich Drews
- G01 - MEASURING TESTING
Information Patent Grant
Linearizing and control circuit for air flow rate meter
- Patent number 4,437,339
- Issue date Mar 20, 1984
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Device for flowthrough rate measurement in an internal combustion e...
- Patent number 4,420,971
- Issue date Dec 20, 1983
- Robert Bosch GmbH
- Peter Rapps
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Device for regulating the fuel-air ratio in internal combustion eng...
- Patent number 4,393,841
- Issue date Jul 19, 1983
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for operating a fuel-supply system with lambda...
- Patent number 4,357,922
- Issue date Nov 9, 1982
- Robert Bosch GmbH
- Gunter Rosenzopf
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for regulating the fuel-air ratio in internal...
- Patent number 4,345,562
- Issue date Aug 24, 1982
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for performing fuel mixture enrichment
- Patent number 4,335,696
- Issue date Jun 22, 1982
- Robert Bosch GmbH
- Hans Schnurle
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for generating fuel injection control pulses f...
- Patent number 4,320,732
- Issue date Mar 23, 1982
- Robert Bosch GmbH
- Hans Schnurle
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Circuit arrangement for obtaining an interference-free trigger sign...
- Patent number 4,297,599
- Issue date Oct 27, 1981
- Robert Bosch GmbH
- Peter Werner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for adjusting fuel injection control
- Patent number 4,278,061
- Issue date Jul 14, 1981
- Robert Bosch GmbH
- Peter Werner
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Apparatus for adapting engine fuel supply to ambient air temperature
- Patent number 4,254,742
- Issue date Mar 10, 1981
- Robert Bosch GmbH
- Hans Schnurle
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Apparatus for correcting a fuel apportionment signal in an internal...
- Patent number 4,249,498
- Issue date Feb 10, 1981
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for controlling fuel management for an interna...
- Patent number 4,244,340
- Issue date Jan 13, 1981
- Robert Bosch GmbH
- Harro Herth
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel metering device for an internal combustion engine
- Patent number 4,240,383
- Issue date Dec 23, 1980
- Robert Bosch GmbH
- Michael Horbelt
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and apparatus for fuel control of an internal combustion eng...
- Patent number 4,239,022
- Issue date Dec 16, 1980
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Apparatus for controlling an electrical switching element in intern...
- Patent number 4,231,345
- Issue date Nov 4, 1980
- Robert Bosch GmbH
- Ulrich Drews
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electrically controlled fuel injection system
- Patent number 4,222,352
- Issue date Sep 16, 1980
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel mixture control system
- Patent number 4,205,635
- Issue date Jun 3, 1980
- Robert Bosch GmbH
- Dieter Kirn
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Auxiliary fuel injection control circuit
- Patent number 4,174,682
- Issue date Nov 20, 1979
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Fuel injection control system
- Patent number 4,171,692
- Issue date Oct 23, 1979
- Robert Bosch GmbH
- Ulrich Drews
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Frequency divider circuits
- Patent number 4,150,305
- Issue date Apr 17, 1979
- Robert Bosch GmbH
- Klaus Streit
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Ulrich Drews

Person

Patents Grantslast 30 patents

Input circuit for the starter of a high-pressure gas-filled dischar...

Ignition device for gas discharge lamps, particularly for motor veh...

Starter for a high-pressure gas discharge lamp

Device for operating a gas-discharge lamp

Headlight for motor vehicles

Device for operating a gas discharge lamp

Circuit arrangement for operating a gas-discharge lamp

Method and apparatus for measuring the flow rate of a flowing medium

Electronic engine control system with emergency operation mode

Air flow rate meter for an internal combustion engine

Linearizing and control circuit for air flow rate meter

Device for flowthrough rate measurement in an internal combustion e...

Device for regulating the fuel-air ratio in internal combustion eng...

Method and apparatus for operating a fuel-supply system with lambda...

Method and apparatus for regulating the fuel-air ratio in internal...

Method and apparatus for performing fuel mixture enrichment

Method and apparatus for generating fuel injection control pulses f...

Circuit arrangement for obtaining an interference-free trigger sign...

Method and apparatus for adjusting fuel injection control

Apparatus for adapting engine fuel supply to ambient air temperature

Apparatus for correcting a fuel apportionment signal in an internal...

Method and apparatus for controlling fuel management for an interna...

Fuel metering device for an internal combustion engine

Method and apparatus for fuel control of an internal combustion eng...

Apparatus for controlling an electrical switching element in intern...

Electrically controlled fuel injection system

Fuel mixture control system

Auxiliary fuel injection control circuit

Fuel injection control system

Frequency divider circuits