Otto Loffler

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Stuttgart, DE

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Patents Grantslast 30 patents

Information Patent Grant
Spark plug with an electrode having a platinum-nickel fiber composi...
- Patent number 5,510,667
- Issue date Apr 23, 1996
- Beru Ruprecht GmbH & Co.
- Otto Loffler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silver-nickel composite material for electrical contacts and electr...
- Patent number 5,500,304
- Issue date Mar 19, 1996
- BERU Ruprecht GmbH & Co. KG
- Otto Loffler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Spark plug with combined surface and air spark paths
- Patent number 4,795,937
- Issue date Jan 3, 1989
- BERU Ruprecht GmbH & Co. KG
- Eberhard P. Wagner
- H01 - BASIC ELECTRIC ELEMENTS