KR

Karsten Rottwitt

AT AT&T: 6 patents #3,053 of 18,772Top 20%
TS Tyco Submarine Systems: 3 patents #4 of 36Top 15%
T( Tyco Telecommunications (Us): 1 patents #51 of 98Top 55%
T( Tycom (Us): 1 patents #17 of 51Top 35%
Overall (All Time): #471,245 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6785472 Broadband amplified WDM ring Laura Ellen Adams, Jon Anderson, Robert M. Broberg, David J. DiGiovanni 2004-08-31
6711359 Optical fiber communication system employing doped optical fiber and Raman amplification Donald G. Duff, Howard D. Kidorf, Xiaobing Ma 2004-03-23
6704519 Optical transmission system with reduced Kerr effect nonlinearities Igal Brener, Benny Mikkelsen, Jason Blain Stark 2004-03-09
6445492 Reduction of four-wave mixing in raman amplified optical transmission systems Torben N. Nielsen, Andrew John Stentz 2002-09-03
6417958 WDM optical communication system using co-propagating Raman amplification Mei Du, Torben N. Nielsen, Andrew John Stentz 2002-07-09
6384963 Optical communication system with co-propagating pump radiation for raman amplification David Alan Ackerman, Kenneth Bacher, William C. Dautremont-Smith, Mei Du, Andrew John Stentz +2 more 2002-05-07
6363194 Optical fiber communication system employing Nd doped fiber amplifier for the 1400 nm window David J. DiGiovanni 2002-03-26
6320884 Wide bandwidth Raman amplifier employing a pump unit generating a plurality of wavelengths Franklin W. Kerfoot, III, Howard D. Kidorf, Xiaobing Ma 2001-11-20
6141468 Method of apparatus for remotely pumping a rare-earth doped optical fiber amplifier and a communication system employing same Howard D. Kidorf 2000-10-31
6122298 Multi-wavelength optical pump Franklin W. Kerfoot, III, Howard D. Kidorf, Xiaobing Ma 2000-09-19
6052219 Wide bandwidth Raman amplifier capable of employing pump energy spectrally overlapping the signal Howard D. Kidorf 2000-04-18