Qingdong Guo

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Sunnyvale, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Depolarizer
- Patent number 7,039,262
- Issue date May 2, 2006
- Oplink Communications, Inc.
- Wei-Zhong Li
- G02 - OPTICS
Information Patent Grant
Optical isolator
- Patent number 6,987,896
- Issue date Jan 17, 2006
- Oplink Communications, Inc.
- Wei-Zhong Li
- G02 - OPTICS
Information Patent Grant
Integrated two-pump combiner for optical fiber amplifiers
- Patent number 6,900,933
- Issue date May 31, 2005
- Oplink Communications, Inc.
- Wei-Zhong Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tunable micro-optic architecture for combining light beam outputs o...
- Patent number 6,823,093
- Issue date Nov 23, 2004
- JDS Uniphase Corporation
- Kok-Wai Chang
- G02 - OPTICS
Information Patent Grant
Depolarizer
- Patent number 6,819,810
- Issue date Nov 16, 2004
- Oplink Communications, Inc.
- Wei-Zhong Li
- G02 - OPTICS
Information Patent Grant
High power fiber isolator
- Patent number 6,711,310
- Issue date Mar 23, 2004
- JDS Uniphase Corporation
- Kok Wai Chang
- G02 - OPTICS
Information Patent Grant
Polarization-dependent retroreflection mirror device
- Patent number 6,545,805
- Issue date Apr 8, 2003
- JDS Uniphase Corp.
- Xue Dong He
- G02 - OPTICS
Information Patent Grant
Optical terminal for optical fibers with output angle control
- Patent number 6,393,191
- Issue date May 21, 2002
- JDS Uniphase Corporation
- Junbo Chen
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Depolarizer
- Publication number 20050094919
- Publication date May 5, 2005
- Oplink Communications, Inc., a Delaware corporation
- Wei-Zhong Li
- G02 - OPTICS
Information Patent Application
DEPOLARIZER
- Publication number 20040218845
- Publication date Nov 4, 2004
- Wei-Zhong Li
- G02 - OPTICS
Information Patent Application
Reflection type optical device
- Publication number 20040091196
- Publication date May 13, 2004
- Wei-Zhong Li
- G02 - OPTICS
Information Patent Application
Tunable micro-optic architecture for combining light beam outputs o...
- Publication number 20030228082
- Publication date Dec 11, 2003
- JDS Uniphase Corporation
- Kok-Wai Chang
- G02 - OPTICS
Information Patent Application
HIGH POWER FIBER ISOLATOR
- Publication number 20030091260
- Publication date May 15, 2003
- Kok Wai Chang
- G02 - OPTICS
Information Patent Application
Polarization-dependent retroreflection mirror device
- Publication number 20020171933
- Publication date Nov 21, 2002
- Xue Dong He
- G02 - OPTICS