Elke B. Pross

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Optical isolator, circulator, switch or the like, including a farad...
- Patent number 5,612,813
- Issue date Mar 18, 1997
- U.S. Philips Corporation
- Hans Damman
- G02 - OPTICS
Information Patent Grant
Optical polarization regulator having a wave-guide structure
- Patent number 4,798,434
- Issue date Jan 17, 1989
- U.S. Philips Corp.
- Hans O. B. Dammann
- G02 - OPTICS
Information Patent Grant
Phase-matched magnetooptical mode converter
- Patent number 4,746,182
- Issue date May 24, 1988
- U.S. Philips Corp.
- Hans O. B. Dammann
- G02 - OPTICS
Information Patent Grant
Planar optical waveguide and method of manufacturing same
- Patent number 4,712,855
- Issue date Dec 15, 1987
- U.S. Philips Corporation
- Wolfgang F. M. Tolksdorf
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Planar optical waveguide and process for its manufacture
- Patent number 4,707,058
- Issue date Nov 17, 1987
- U.S. Philips Corporation
- Wolfgang F. M. Tolksdorf
- G02 - OPTICS