Inventor
HARADA SHIGEKAZU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “HARADA SHIGEKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
7 patentsUS7684703B2Mar 23, 2010
Wavelength division multiplexing transmission system and remote apparatus and station apparatus used therein
NEC CORP28 citations90
US7372804B2May 13, 2008
Multiplex communication system and method
NEC CORP19 citations89
US7580634B2Aug 25, 2009
Transmission method, transmitter-receiver, and transmitting-receiving system
NEC CORP14 citations84
US7609728B2Oct 27, 2009
Optical transmission switching device
NEC CORP8 citations77
US6574019B1Jun 3, 2003
Transmission system, and station unit and remote units to be used therein
NEC CORP10 citations71
US7295779B2Nov 13, 2007
Wavelength division-multiplexing optical transmission system
NEC CORP1 citations51
US5963558AOct 5, 1999
Data transmission system and a terminal management method of the same
NEC CORP1 citations50