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Hans Mahlein
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Unterhaching, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Integrated optical arrangement for demultiplexing a plurality of di...
Patent number
5,206,920
Issue date
Apr 27, 1993
Siemens Aktiengesellschaft
Cornelius Cremer
G02 - OPTICS
Information
Patent Grant
Light waveguide coupler having three or more gates and utilizing th...
Patent number
4,989,937
Issue date
Feb 5, 1991
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Arrangement for controlling or regulating an emission wavelength an...
Patent number
4,815,081
Issue date
Mar 21, 1989
Siemens Aktiengesellschaft
Hans Mahlein
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light diplexer of a communication system comprising three light con...
Patent number
4,776,660
Issue date
Oct 11, 1988
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Edge interference filter for optical communication transmission in...
Patent number
4,770,496
Issue date
Sep 13, 1988
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Integrated optical multiplex-demultiplex module for optical communi...
Patent number
4,760,569
Issue date
Jul 26, 1988
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Monolithically integrated WDM demultiplex module and method of manu...
Patent number
4,747,649
Issue date
May 31, 1988
Siemens Aktiengesellschaft
Jochen Heinen
G02 - OPTICS
Information
Patent Grant
Optical device for use as a multiplexer or demultiplexer in accorda...
Patent number
4,744,618
Issue date
May 17, 1988
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Edge interference filter for optical communication transmission in...
Patent number
4,726,655
Issue date
Feb 23, 1988
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Optical waveguide junction and method of making said junction
Patent number
4,682,843
Issue date
Jul 28, 1987
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Method for manufacturing of integrated DFB laser with coupled strip...
Patent number
4,656,636
Issue date
Apr 7, 1987
Siemens Aktiengesellschaft
Markus-Christian Amann
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Branch connector for light waveguides
Patent number
4,637,682
Issue date
Jan 20, 1987
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Transmission and reception device for a fiber-optical sensor system
Patent number
4,564,755
Issue date
Jan 14, 1986
Siemens Aktiengesellschaft
Gerhard Winzer
G02 - OPTICS
Information
Patent Grant
Optical polarizer having a prism
Patent number
4,556,292
Issue date
Dec 3, 1985
Siemens Aktiengesellschaft
Konrad Mathyssek
G02 - OPTICS
Information
Patent Grant
Optical polarizer having a dielectric multiple layer system
Patent number
4,553,822
Issue date
Nov 19, 1985
Siemens Aktiengesellschaft
Hans Mahlein
G02 - OPTICS
Information
Patent Grant
Optical wavelength-division multiplex system
Patent number
4,441,181
Issue date
Apr 3, 1984
Siemens Aktiengesellschaft
Gerhard Winzer
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Optical cut-off filter
Patent number
4,395,090
Issue date
Jul 26, 1983
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Branch component comprising optical light waveguides
Patent number
4,306,765
Issue date
Dec 22, 1981
Siemens Aktiengesellschaft
Gerhard Winzer
G02 - OPTICS
Information
Patent Grant
Coupling device for coupling of two waveguides
Patent number
4,278,322
Issue date
Jul 14, 1981
Siemens Aktiengesellschaft
Hans F. Mahlein
G02 - OPTICS
Information
Patent Grant
Movable probe carrying optical waveguides with electro-optic or mag...
Patent number
4,147,979
Issue date
Apr 3, 1979
Siemens Aktiengesellschaft
Peter Baues
G01 - MEASURING TESTING
Information
Patent Grant
Filter for a light wave in a light guiding fiber
Patent number
4,139,262
Issue date
Feb 13, 1979
Siemens Aktiengesellschaft
Hans Mahlein
G02 - OPTICS
Information
Patent Grant
Method of producing a film which promotes homeotropic orientation o...
Patent number
4,112,157
Issue date
Sep 5, 1978
Siemens Aktiengesellschaft
Hans Krueger
G02 - OPTICS