Prufrex-Elektro-Apparatebau Inh. Helga Muller geb. Dutschke

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Cadolzburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Ignition method with stop switch for internal-combustion engines
- Patent number 7,156,075
- Issue date Jan 2, 2007
- Prüfrex-Elektro-Apparatebau, Inh. Helga Müller. Geb Dutschke
- Leo Kiessling
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rotation direction detector in ignition equipment of an internal co...
- Patent number 6,691,689
- Issue date Feb 17, 2004
- Prüfrex-Elektro-Apparatebau, Inh. Helga Müller. Geb Dutschke
- Leo Kiessling
- G01 - MEASURING TESTING
Information Patent Grant
Ignition module with rotational speed limitation for an internal co...
- Patent number 6,478,010
- Issue date Nov 12, 2002
- Prüfrex-Elektro-Apparatebau Inh Helga Müller, geb. Dutschke
- Leo Kiessling
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Ignition process, arrangement and apparatus for internal combustion...
- Patent number 5,138,995
- Issue date Aug 18, 1992
- Prufrex-Elektro-Apparatebau Inh. Helga Muller geb. Dutschke
- Werner Erhard
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Ignition process, arangement and apparatus for internal combustion...
- Patent number 5,069,193
- Issue date Dec 3, 1991
- Prufrex-Elektro-Apparatebau Inh. Helga Muller geb. Dutschke
- Werner Erhard
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Capacitor ignition system
- Patent number 5,050,553
- Issue date Sep 24, 1991
- Prufrex-Elektro-Apparatebau Inh. Helga Muller, geb. Dutschke
- Werner Erhard
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and system with inductive rotary emitter for the control esp...
- Patent number 5,046,468
- Issue date Sep 10, 1991
- Prufrex-Elektro-Apparatebau Inh. Helga Muller, geb./Dutschke
- Werner Erhard
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Capacitor ignition apparatus
- Patent number 4,722,311
- Issue date Feb 2, 1988
- Prufrex-Elektro-Apparatebau Inh. Helga Muller, geb./Dutschke
- Werner Erhard
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Prufrex-Elektro-Apparatebau Inh. Helga Muller geb. Dutschke

Organization

Patents Grantslast 30 patents

Ignition method with stop switch for internal-combustion engines

Rotation direction detector in ignition equipment of an internal co...

Ignition module with rotational speed limitation for an internal co...

Ignition process, arrangement and apparatus for internal combustion...

Ignition process, arangement and apparatus for internal combustion...

Capacitor ignition system

Method and system with inductive rotary emitter for the control esp...

Capacitor ignition apparatus

Patents Applicationslast 30 patents

Trademarklast 30 trademarks