Roland Stierlin

Follow

Person

Granichen, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Optical current transformer
- Patent number 5,304,920
- Issue date Apr 19, 1994
- ASEA Brown Boveri Ltd.
- Roland Stierlin
- G02 - OPTICS
Information Patent Grant
Rugged fiber-optical current sensor based on the Faraday effect
- Patent number 5,136,235
- Issue date Aug 4, 1992
- ASEA Brown Boveri Ltd.
- Hubert Brandle
- G01 - MEASURING TESTING
Information Patent Grant
Arrangement for voltage measurement in a GIS installation
- Patent number 5,136,236
- Issue date Aug 4, 1992
- ASEA Brown Boveri Ltd.
- Klaus Bohnert
- G01 - MEASURING TESTING