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Hans K. Nettelbladt
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Bromma, SE
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last 30 patents
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Patent Grant
Light-emitting diode with divided light-emitting region
Patent number
6,215,132
Issue date
Apr 10, 2001
Mitel Semiconductor AB
Hans Nettelbladt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor light emitting device
Patent number
5,543,638
Issue date
Aug 6, 1996
Asea Brown Boveri AB
Hans Nettelbladt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Surface emitting heterojunction light emitting diode
Patent number
5,151,756
Issue date
Sep 29, 1992
Asea Brown Boveri AB
Hans K. Nettelbladt
H01 - BASIC ELECTRIC ELEMENTS