Inventor
SUGATA AKIHIKO
JP10 patents
⚠️ This page may combine multiple inventors who share the name “SUGATA AKIHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
6 patentsUS5383046AJan 17, 1995
Supervisory and control signal transmitting system for use in optically amplifying repeaters system
FUJITSU LTD100 citations96
US6188738B1Feb 13, 2001
Clock extraction circuit
FUJITSU LTD77 citations95
US5907429AMay 25, 1999
Optical amplifier
FUJITSU LTD65 citations94
US6594070B2Jul 15, 2003
Optical communication system, optical receiver and wavelength converter
FUJITSU LTD19 citations92
US5706116AJan 6, 1998
Drive circuit optical modulator and optical transmitter
FUJITSU LTD33 citations91
US6065129AMay 16, 2000
Clock signal detection circuit
FUJITSU LTD4 citations61