Olof Engstrom

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Vasteras, SE

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Patents Grantslast 30 patents

Information Patent Grant
Optical measuring apparatus for measuring force or pressure
- Patent number 4,451,730
- Issue date May 29, 1984
- Asea Aktiebolag
- Torgny Brogardh
- G01 - MEASURING TESTING
Information Patent Grant
Current measuring apparatus using light-emitting devices
- Patent number 4,378,496
- Issue date Mar 29, 1983
- Asea Aktiebolag
- Torgny Brogardh
- G01 - MEASURING TESTING
Information Patent Grant
Fiber-optic temperature-measuring apparatus
- Patent number 4,376,890
- Issue date Mar 15, 1983
- Asea Aktiebolag
- Olof Engstrom
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for measuring electrical or magnetic fields by absorption...
- Patent number 4,356,448
- Issue date Oct 26, 1982
- Asea Aktiebolag
- Torgny Brogardh
- G02 - OPTICS