XM

Xiaoping Mao

AV Avanex: 4 patents #18 of 269Top 7%
MC Mci Communications: 4 patents #63 of 579Top 15%
WO Worlds.Com: 3 patents #10 of 246Top 5%
MW Mci Worldcom.: 2 patents #8 of 165Top 5%
AT AT&T: 1 patents #10,626 of 18,772Top 60%
AC Accuwave: 1 patents #6 of 8Top 75%
Overall (All Time): #326,949 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7054559 Method and system for modular multiplexing and amplification in a multi-channel plan Viet Le 2006-05-30
7016610 Self-adjusting optical add-drop multiplexer and optical networks using same Guohua Xiao, Lintao Zhang, Xiaofan Cao 2006-03-21
6721509 Self-adjusting optical add-drop multiplexer and optical networks using same Guohua Xiao, Lintao Zhang, Xiaofan Cao 2004-04-13
6704510 PMD characterization across multiple optical channels of an optical link Andrew Robinson 2004-03-09
6681081 Method of avoiding excessive polarization mode dispersion in an optical communications link 2004-01-20
6493116 PMD characterization across multiple optical channels of an optical link Andrew Robinson 2002-12-10
6396606 Method of avoiding excessive polarization mode dispersion in an optical communications link 2002-05-28
6310690 Dense wavelength division multiplexer utilizing an asymmetric pass band interferometer Simon Cao 2001-10-30
6310993 Method and apparatus for chromatic dispersion compensation and dispersion slope compensation in wavelength division multiplexed systems utilizing a channel separator and virtually imaged phased arrays Simon Cao, Guohua Xiao 2001-10-30
6111675 System and method for bi-directional transmission of telemetry service signals using a single fiber Glenn A. Wellbrock, Harold Clay Wispell, II 2000-08-29
6043914 Dense WDM in the 1310 nm band Joseph C. Cook 2000-03-28
5926590 Power equalizer in a multiple wavelength bidirectional lightwave amplifier 1999-07-20
5796096 Fabrication and applications of long-lifetime, holographic gratings in photorefractive materials George Rakuljic, Victor Leyva, Amnon Yariv, Koichi Sayano, Arthur B. O'Connor +2 more 1998-08-18
5689594 Multiple wavelength bidirectional lightwave amplifier 1997-11-18
5420868 Suppression of brillouin scattering in lightwave transmission system Andrew R. Chraplyvy, Robert William Tkach 1995-05-30