Heinz Ulm

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Kunreuth, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing a spark plug electrode
- Patent number 7,192,324
- Issue date Mar 20, 2007
- Robert Bosch GmbH
- Thomas Juestel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrodes, method for production thereof and spark plugs with such...
- Patent number 6,869,328
- Issue date Mar 22, 2005
- Robert Bosch GmbH
- Heinz Ulm
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug for an internal combustion engine and method for product...
- Patent number 6,762,539
- Issue date Jul 13, 2004
- Robert Bosch GmbH
- Dittmar Klett
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug electrode including a profiled noble-metal part
- Patent number 6,630,771
- Issue date Oct 7, 2003
- Robert Bosch GmbH
- Heinz Ulm
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method for producing a spark plug electrode
- Publication number 20050176332
- Publication date Aug 11, 2005
- Thomas Juestel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electrodes, method for production thereof and spark plugs with such...
- Publication number 20020171346
- Publication date Nov 21, 2002
- Heinz Ulm
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Spark plug for an internal combustion engine and method for product...
- Publication number 20020149307
- Publication date Oct 17, 2002
- Dittmar Klett
- H01 - BASIC ELECTRIC ELEMENTS