Inventor
FUJIWARA HARUO
JP6 patents
Patents
6 patentsUS5282074AJan 25, 1994
Optical amplification repeating system
FUJITSU LTD32 citations92
US5274496ADec 28, 1993
Optical amplifying repeater with monitor and control function
FUJITSU LTD26 citations92
US5615290AMar 25, 1997
Branch device for optical multiplex system
FUJITSU LTD49 citations91
US7103275B2Sep 5, 2006
Optical transmission system
FUJITSU LTD28 citations90
US5097353AMar 17, 1992
Optical repeater having phase inversion circuit
FUJITSU LTD19 citations72
US5956167ASep 21, 1999
Light branching and insertion apparatus and optical transmission system having light branching and insertion apparatus
FUJITSU LTD6 citations61