Jens-Peter Krumme

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Hamburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing iron garnet layers
- Patent number 5,122,250
- Issue date Jun 16, 1992
- North American Philips Corporation
- Volker Doormann
- C30 - CRYSTAL GROWTH
Information Patent Grant
Planar optical isolator
- Patent number 5,058,971
- Issue date Oct 22, 1991
- U.S. Philips Corp.
- Hans-Jurgen Schmitt
- G02 - OPTICS
Information Patent Grant
Method of manufacturing iron garnet layers
- Patent number 4,946,241
- Issue date Aug 7, 1990
- U.S. Philips Corporation
- Jens-Peter Krumme
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of manufacturing an optical stripline waveguide for non-reci...
- Patent number 4,849,080
- Issue date Jul 18, 1989
- U.S. Philips Corporation
- Volker Doorman
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of manufacturing structured epitaxial layers on a substrate
- Patent number 4,778,580
- Issue date Oct 18, 1988
- U.S. Philips Corporation
- Volker Doormann
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of making a magnetic memory layer
- Patent number 4,314,894
- Issue date Feb 9, 1982
- U.S. Philips Corporation
- Christoph Schmelzer
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic memory layer
- Patent number 4,274,935
- Issue date Jun 23, 1981
- U.S. Philips Corporation
- Christoph Schmelzer
- G11 - INFORMATION STORAGE