Yuqiao Liu

Person

Sunnyvale, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Fiber optic tunable add-drop multiplexer/demultiplexer
- Patent number 7,127,169
- Issue date Oct 24, 2006
- Alliance Fiber Optic Products, Inc.
- Yuqiao Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic multi-channel power equalizer and regulator
- Patent number 7,027,734
- Issue date Apr 11, 2006
- Alliance Fiber Optic Products, Inc.
- Lin Wu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tunable wavelength filter with invariant transmission and reflectio...
- Patent number 6,943,938
- Issue date Sep 13, 2005
- Alliance Fiber Optic Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Optical switch system
- Patent number 6,856,719
- Issue date Feb 15, 2005
- Alliance Fiber Optic Products, Inc.
- Lin T. Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for bonding aligned optical parts and apparatus thereof
- Patent number 6,792,183
- Issue date Sep 14, 2004
- Alliance Fiber Optic Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Retro-reflective fiber optic interleaver
- Patent number 6,791,753
- Issue date Sep 14, 2004
- Alliance Fiber Optic Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Compact multiplexing/demultiplexing modules
- Patent number 6,748,133
- Issue date Jun 8, 2004
- Alliance Fiber Optic Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Dual fiber variable optical attenuator
- Patent number 6,584,271
- Issue date Jun 24, 2003
- Alliance Fiber Optics Products, Inc.
- Zhupei Shi
- G02 - OPTICS
Information Patent Grant
Packaging and sealing of multi-port fiber optic device
- Patent number 6,561,701
- Issue date May 13, 2003
- Alliance Fiber Optics Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Multi-stage optical DWDM channel group interleaver
- Patent number 6,546,166
- Issue date Apr 8, 2003
- Alliance Fiber Optic Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Retro-reflective multi-port filter device with triple-fiber ferrule
- Patent number 6,535,668
- Issue date Mar 18, 2003
- Alliance Fiber Optics Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Multi-port fiber optic device with v-groove ferrule
- Patent number 6,498,876
- Issue date Dec 24, 2002
- Alliance Fiber Optics Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Retro-reflective multi-port filter device with triple-fiber ferrule
- Patent number 6,400,862
- Issue date Jun 4, 2002
- Alliance Fiber Optics Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
Multi-port fiber optic device with V-groove dual fiber collimator f...
- Patent number 6,396,980
- Issue date May 28, 2002
- Alliance Fiber Optics Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Grant
V-groove dual fiber collimator for DWDM multiplexor/demultiplexor
- Patent number 6,246,812
- Issue date Jun 12, 2001
- Alliance Fiber Optics Products, Inc.
- Yuqiao Liu
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Compact multiplexing/demultiplexing modules
- Publication number 20030099434
- Publication date May 29, 2003
- Alliance Fiber Optic Products, Inc.
- Yuqiao Liu
- G02 - OPTICS
Information Patent Application
DUAL FIBER VARIABLE OPTICAL ATTENUATOR
- Publication number 20030091318
- Publication date May 15, 2003
- Zhupei Shi
- G02 - OPTICS
Information Patent Application
Optical switch system
- Publication number 20030002105
- Publication date Jan 2, 2003
- Ting Wang
- G02 - OPTICS
Information Patent Application
Retroreflective multi-port filter device with triple-fiber ferrule
- Publication number 20010046349
- Publication date Nov 29, 2001
- Yuqiao Liu
- G02 - OPTICS

Person

Patents Grantslast 30 patents

Fiber optic tunable add-drop multiplexer/demultiplexer

Dynamic multi-channel power equalizer and regulator

Tunable wavelength filter with invariant transmission and reflectio...

Optical switch system

Method for bonding aligned optical parts and apparatus thereof

Retro-reflective fiber optic interleaver

Compact multiplexing/demultiplexing modules

Dual fiber variable optical attenuator

Packaging and sealing of multi-port fiber optic device

Multi-stage optical DWDM channel group interleaver

Retro-reflective multi-port filter device with triple-fiber ferrule

Multi-port fiber optic device with v-groove ferrule

Retro-reflective multi-port filter device with triple-fiber ferrule

Multi-port fiber optic device with V-groove dual fiber collimator f...

V-groove dual fiber collimator for DWDM multiplexor/demultiplexor

Patents Applicationslast 30 patents

Compact multiplexing/demultiplexing modules

DUAL FIBER VARIABLE OPTICAL ATTENUATOR

Optical switch system

Retroreflective multi-port filter device with triple-fiber ferrule