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Gerhard Heise
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Munich, DE
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Patents Grants
last 30 patents
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Patent Grant
Configuration for multiplexing and/or demultiplexing the signals of...
Patent number
6,788,850
Issue date
Sep 7, 2004
Infineon Technologies AG
Helmut Albrecht
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Configuration for spatially separating and/or joining optical wavel...
Patent number
6,591,034
Issue date
Jul 8, 2003
Infineon Technologies AG
Helmut Albrecht
G02 - OPTICS
Information
Patent Grant
Device for coupling light between two waveguide end surfaces
Patent number
6,470,119
Issue date
Oct 22, 2002
Siemens Aktiengesellschaft
Helmut Albrecht
G02 - OPTICS
Information
Patent Grant
Device for the conversion of a plurality of light beams into a more...
Patent number
6,023,548
Issue date
Feb 8, 2000
Siemens Aktiengesellschaft
Gerhard Heise
G02 - OPTICS
Information
Patent Grant
Device for wavelength-related stabilization of an optical filter
Patent number
5,894,533
Issue date
Apr 13, 1999
Siemens Aktiengesellschaft
Gerhard Heise
G02 - OPTICS
Information
Patent Grant
Optical coupling arrangement composed of a pair of strip-type optic...
Patent number
5,818,991
Issue date
Oct 6, 1998
Siemens Aktiengesellschaft
Reinhard Maerz
G02 - OPTICS
Information
Patent Grant
Device for spatially separating and/or joining optical wave channels
Patent number
5,732,171
Issue date
Mar 24, 1998
Siemens Aktiengesellschaft
Herbert Michel
G02 - OPTICS
Information
Patent Grant
Optical duplexer for bidirectional optical information transmission
Patent number
5,295,011
Issue date
Mar 15, 1994
Siemens Aktiengesellschaft
Gerhard Heise
G02 - OPTICS
Information
Patent Grant
Method for generating a lattice structure with a phase shift on the...
Patent number
4,859,548
Issue date
Aug 22, 1989
Gerhard Heise
G02 - OPTICS
Information
Patent Grant
Method for manufacturing a surface grating of a defined grating con...
Patent number
4,670,093
Issue date
Jun 2, 1987
Siemens Aktiengesellschaft
Reinhard Maerz
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Configuration for multiplexing and/or demultiplexing the signals of...
Publication number
20020159697
Publication date
Oct 31, 2002
Helmut Albrecht
G02 - OPTICS