Inventor
KASHIWADA TOMONORI
JP11 patents
Patents
11 patentsUS5838867ANov 17, 1998
Dispersion compensating fiber and optical transmission system including the same
SUMITOMO ELECTRIC INDUSTRIES172 citations98
US6347174B1Feb 12, 2002
Non-linear optical fiber, optical fiber coil, and wavelength converter
SUMITOMO ELECTRIC INDUSTRIES55 citations96
US5680491AOct 21, 1997
Optical fiber dispersion compensation device for optical communication system
SUMITOMO ELECTRIC INDUSTRIES45 citations96
USRE38086EApr 22, 2003
Dispersion compensating fiber and optical transmission system including the same
SUMITOMO ELECTRIC INDUSTRIES22 citations92
US6501892B1Dec 31, 2002
Dispersion-compensating fiber
SUMITOMO ELECTRIC INDUSTRIES30 citations92
US5721635AFeb 24, 1998
Optical fiber amplifier and optical amplifier repeater
SUMITOMO ELECTRIC INDUSTRIES21 citations92
US5532870AJul 2, 1996
Optical fiber amplifier and optical amplifier repeater
SUMITOMO ELECTRIC INDUSTRIES32 citations92
US5430822AJul 4, 1995
Optical communication system including dispersion compensating optical fibers
SUMITOMO ELECTRIC INDUSTRIES25 citations92
US5640269AJun 17, 1997
Optical fiber amplifier and optical amplifier repeater
SUMITOMO ELECTRIC INDUSTRIES5 citations73
US6937810B2Aug 30, 2005
Amplifying optical fiber, optical fiber amplifier and optical transmission system
SUMITOMO ELECTRIC INDUSTRIES2 citations61
US6729777B2May 4, 2004
Optical fiber splicing method and optical transmission line
SUMITOMO ELECTRIC INDUSTRIES3 citations61