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Gongjian Hu
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San Jose, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Optical apparatus and method for selectively transmitting optical s...
Patent number
6,839,169
Issue date
Jan 4, 2005
Agilent Technologies, Inc.
Gongjian Hu
G02 - OPTICS
Information
Patent Grant
Polarization control device
Patent number
6,686,984
Issue date
Feb 3, 2004
Agilent Technologies, Inc.
Charles Hoke
G02 - OPTICS
Information
Patent Grant
Total internal reflection optical switch utilizing a moving droplet
Patent number
6,647,165
Issue date
Nov 11, 2003
Agilent Technologies, Inc.
Gongjian Hu
G02 - OPTICS
Information
Patent Grant
Controllable optical attenuator
Patent number
6,400,885
Issue date
Jun 4, 2002
Agilent Technologies, Inc.
Gongjian Hu
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
Optical apparatus and method for selectively transmitting optical s...
Publication number
20030231389
Publication date
Dec 18, 2003
Gongjian Hu
G02 - OPTICS
Information
Patent Application
Total internal reflection optical switch utilizing a moving droplet
Publication number
20020181835
Publication date
Dec 5, 2002
Gongjian Hu
G02 - OPTICS