Georg Hochgesang

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Burghausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Cleaning agent and method for cleaning semiconductor wafers
- Patent number 5,695,572
- Issue date Dec 9, 1997
- Wacker Siltronic Gesellschaft Fur Halbleitermaterialien Aktiengesellschaft
- Roland Brunner
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Holding device and method for treating wafer-like objects, and a me...
- Patent number 5,093,550
- Issue date Mar 3, 1992
- Wacker-Chemitronic Gesellschaft fur Elektronic-Grundstoffe mbH
- Hans A. Gerber
- H01 - BASIC ELECTRIC ELEMENTS