Haijun Yuan

Person

Fremont, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
High extinction ratio liquid crystal optical switch
- Patent number 9,041,897
- Issue date May 26, 2015
- II-VI Incorporated
- Haijun Yuan
- G02 - OPTICS
Information Patent Grant
High extinction ratio liquid crystal optical switch
- Patent number 8,605,247
- Issue date Dec 10, 2013
- Haijun Yuan
- G02 - OPTICS
Information Patent Grant
Single control liquid crystal optical switch and attenuator
- Patent number 8,358,398
- Issue date Jan 22, 2013
- Oclaro (North America), Inc.
- Xuehua Wu
- G02 - OPTICS
Information Patent Grant
Optical device with stable optical configuration
- Patent number 8,346,084
- Issue date Jan 1, 2013
- Oclaro (North America), Inc.
- Haijun Yuan
- G02 - OPTICS
Information Patent Grant
High extinction ratio liquid crystal optical switch
- Patent number 8,203,691
- Issue date Jun 19, 2012
- Oclaro (North America), Inc.
- Haijun Yuan
- G02 - OPTICS
Information Patent Grant
Fiber lens assembly for optical device
- Patent number 8,094,982
- Issue date Jan 10, 2012
- Oclaro (North America), Inc.
- Xuehua Wu
- G02 - OPTICS
Information Patent Grant
Liquid crystal device and method for optical performance monitoring...
- Patent number 7,298,428
- Issue date Nov 20, 2007
- Avanex Corporation
- Haijun Yuan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for controlling extinction ratio in a liquid c...
- Patent number 7,245,328
- Issue date Jul 17, 2007
- Avanex Corporation
- Haijun Yuan
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
High Extinction Ratio Liquid Crystal Optical Switch
- Publication number 20140085598
- Publication date Mar 27, 2014
- Oclaro, Inc.
- Haijun Yuan
- G02 - OPTICS
Information Patent Application
High Extinction Ratio Liquid Crystal Optical Switch
- Publication number 20120236247
- Publication date Sep 20, 2012
- Haijun Yuan
- G02 - OPTICS
Information Patent Application
SINGLE CONTROL LIQUID CRYSTAL OPTICAL SWITCH AND ATTENUATOR
- Publication number 20090147212
- Publication date Jun 11, 2009
- Xuehua Wu
- G02 - OPTICS
Information Patent Application
OPTICAL DEVICE WITH CASCADED STEERING DEVICES
- Publication number 20080219663
- Publication date Sep 11, 2008
- Haijun Yuan
- G02 - OPTICS
Information Patent Application
FIBER LENS ASSEMBLY FOR OPTICAL DEVICE
- Publication number 20080219619
- Publication date Sep 11, 2008
- Xuehua Wu
- G02 - OPTICS
Information Patent Application
OPTICAL DEVICE WITH STABLE OPTICAL CONFIGURATION
- Publication number 20080218872
- Publication date Sep 11, 2008
- Haijun Yuan
- G02 - OPTICS
Information Patent Application
HIGH EXTINCTION RATIO LIQUID CRYSTAL OPTICAL SWITCH
- Publication number 20080218680
- Publication date Sep 11, 2008
- Haijun Yuan
- G02 - OPTICS
Information Patent Application
Apparatus and method for controlling extinction ratio in a liquid c...
- Publication number 20040051820
- Publication date Mar 18, 2004
- Haijun Yuan
- G02 - OPTICS

Haijun Yuan

Person

Patents Grantslast 30 patents

High extinction ratio liquid crystal optical switch

High extinction ratio liquid crystal optical switch

Single control liquid crystal optical switch and attenuator

Optical device with stable optical configuration

High extinction ratio liquid crystal optical switch

Fiber lens assembly for optical device

Liquid crystal device and method for optical performance monitoring...

Apparatus and method for controlling extinction ratio in a liquid c...

Patents Applicationslast 30 patents

High Extinction Ratio Liquid Crystal Optical Switch

High Extinction Ratio Liquid Crystal Optical Switch

SINGLE CONTROL LIQUID CRYSTAL OPTICAL SWITCH AND ATTENUATOR

OPTICAL DEVICE WITH CASCADED STEERING DEVICES

FIBER LENS ASSEMBLY FOR OPTICAL DEVICE

OPTICAL DEVICE WITH STABLE OPTICAL CONFIGURATION

HIGH EXTINCTION RATIO LIQUID CRYSTAL OPTICAL SWITCH

Apparatus and method for controlling extinction ratio in a liquid c...