Christian Stein

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Munich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Bonded piezoelectric bending transducer and process for producing t...
- Patent number 5,404,067
- Issue date Apr 4, 1995
- Siemens Aktiengesellschaft
- Christian Stein
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Circuit configuration for protecting terminals of integrated circuits
- Patent number 5,335,134
- Issue date Aug 2, 1994
- Siemens Aktiengesellschaft
- Christian Stein
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Gas discharge display device including web shaped spacing elements
- Patent number 4,213,072
- Issue date Jul 15, 1980
- Siemens Aktiengesellschaft
- Werner Veith
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for producing ceramic substrates for electronic circuits
- Patent number 4,159,295
- Issue date Jun 26, 1979
- Siemens Aktiengesellschaft
- Michael Mazzuchelli
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES