HELMUT SCHWENK

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BURGHAUSEN, DE

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Patents Grantslast 30 patents

Information Patent Grant
Layered semiconductor substrate with reduced bow having a group III...
- Patent number 10,192,739
- Issue date Jan 29, 2019
- Siltronic AG
- Peter Storck
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for the wet chemical treatment of semiconductor wafers
- Patent number 7,172,975
- Issue date Feb 6, 2007
- Siltronic AG
- Roland Brunner
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LAYERED SEMICONDUCTOR SUBSTRATE AND METHOD FOR MANUFACTURING IT
- Publication number 20140048848
- Publication date Feb 20, 2014
- Siltronic AG
- Peter Storck
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Ready-for-dispatch package for semiconductor wafers, and method for...
- Publication number 20050236298
- Publication date Oct 27, 2005
- Siltronic AG
- Helmut Schwenk
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PROCESS FOR THE WET CHEMICAL TREATMENT OF SEMICONDUCTOR WAFERS
- Publication number 20010003680
- Publication date Jun 14, 2001
- ROLAND BRUNNER
- H01 - BASIC ELECTRIC ELEMENTS