Heinrich Hassler

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Wendelstein, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing copper-chromium fusion alloys as contact materi...
- Patent number 4,537,745
- Issue date Aug 27, 1985
- Siemens Aktiengesellschaft
- Heinrich Hassler
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Layer system for opto-electronic displays
- Patent number 4,532,174
- Issue date Jul 30, 1985
- Siemens Aktiengesellschaft
- Helmut Freller
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Device for manufacturing laminated semifinished material
- Patent number 4,519,234
- Issue date May 28, 1985
- Siemens Aktiengesellschaft
- Joachim Grosse
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing a contact bridge
- Patent number 4,222,167
- Issue date Sep 16, 1980
- Siemens Aktiengesellschaft
- Heinrich Hassler
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sintered composite material as contact material for medium-voltage...
- Patent number 4,147,909
- Issue date Apr 3, 1979
- Siemens Aktiengesellschaft
- Heinrich Hassler
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...