Hans Wimpfheimer

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Poughkeepsie, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for fabricating tantalum semiconductor contacts
- Patent number 4,215,156
- Issue date Jul 29, 1980
- International Business Machines Corporation
- Hormazdyar M. Dalal
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tantalum semiconductor contacts and method for fabricating same
- Patent number 4,214,256
- Issue date Jul 22, 1980
- International Business Machines Corporation
- Hormazdyar M. Dalal
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Planarizing insulative layers by resputtering
- Patent number 4,007,103
- Issue date Feb 8, 1977
- IBM Corporation
- Theodore Harris Baker
- H01 - BASIC ELECTRIC ELEMENTS