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Stephen O'Brien
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Orefield, PA, US
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last 30 patents
Information
Patent Grant
Method and apparatus for characterizing laser modules
Patent number
6,560,255
Issue date
May 6, 2003
Agere Systems Inc.
Stephen O'Brien
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fiber grating-stabilized, semiconductor pump source
Patent number
6,525,872
Issue date
Feb 25, 2003
JDS Uniphase Corporation
Mehrdad Ziari
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thermally conductive coatings for light emitting devices
Patent number
6,396,864
Issue date
May 28, 2002
JDS Uniphase Corporation
Stephen O'Brien
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Near fields in flared MOPAs amplifiers and oscillators by lateral c...
Patent number
5,936,991
Issue date
Aug 10, 1999
The United States of America as represented by the Secretary of the Air Force
Robert J. Lang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical semiconductor device with diffraction grating structure
Patent number
5,926,493
Issue date
Jul 20, 1999
SDL, Inc.
Stephen O'Brien
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Differentially patterned pumped optical semiconductor gain media
Patent number
5,793,521
Issue date
Aug 11, 1998
SDL Inc.
Stephen O'Brien
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Broad-area MOPA device with leaky waveguide beam expander
Patent number
5,349,602
Issue date
Sep 20, 1994
SDL, Inc.
David G. Mehuys
G02 - OPTICS
Information
Patent Grant
NxN Optical crossbar switch matrix
Patent number
5,255,332
Issue date
Oct 19, 1993
SDL, Inc.
David F. Welch
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Semiconductor ring and folded cavity lasers
Patent number
5,231,642
Issue date
Jul 27, 1993
Spectra Diode Laboratories, Inc.
Donald R. Scifres
H01 - BASIC ELECTRIC ELEMENTS