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Lee Lisheng Huang
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Sunnyvale, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Thermo-optic switch having fast rise-time
Patent number
7,171,064
Issue date
Jan 30, 2007
Michael J. Brinkman
G02 - OPTICS
Information
Patent Grant
Variable optical attenuator
Patent number
6,631,238
Issue date
Oct 7, 2003
Primanex Corporation
Hongdu Liu
G02 - OPTICS
Information
Patent Grant
Faraday rotator
Patent number
6,580,546
Issue date
Jun 17, 2003
Primanex
Hongdu Liu
G02 - OPTICS
Information
Patent Grant
Optical switch
Patent number
6,493,139
Issue date
Dec 10, 2002
Hongdu Liu
G02 - OPTICS
Information
Patent Grant
Thermo-optic switch having fast rise-time
Patent number
6,351,578
Issue date
Feb 26, 2002
Gemfire Corporation
Michael J. Brinkman
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Thermo-optic switch having fast rise-time
Publication number
20030206683
Publication date
Nov 6, 2003
Gemfire Corporation
Michael J. Brinkman
G02 - OPTICS
Information
Patent Application
Faraday rotator
Publication number
20030025980
Publication date
Feb 6, 2003
Hongdu Liu
G02 - OPTICS
Information
Patent Application
OPTICAL SWITCH
Publication number
20020171905
Publication date
Nov 21, 2002
Hongdu Liu
G02 - OPTICS
Information
Patent Application
Variable optical attenuator
Publication number
20020131755
Publication date
Sep 19, 2002
Hongdu Liu
G02 - OPTICS
Information
Patent Application
Thermo-optic switch having fast rise-time
Publication number
20020037129
Publication date
Mar 28, 2002
Gemfire Corporation
Michael J. Brinkman
G02 - OPTICS