Roland Hoefner

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Kups, DE

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Patents Grantslast 30 patents

Information Patent Grant
Hollow insulator and production method
- Patent number 6,534,721
- Issue date Mar 18, 2003
- Siemens Aktiengesellschaft
- Roland Hoefner
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HIGH-VOLTAGE INSULATOR
- Publication number 20130025912
- Publication date Jan 31, 2013
- Roland Hoefner
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Hollow insulator and production method
- Publication number 20010040046
- Publication date Nov 15, 2001
- Roland Hoefner
- H01 - BASIC ELECTRIC ELEMENTS