Inventor
KAEDE KAZUHISA
JP12 patents
⚠️ This page may combine multiple inventors who share the name “KAEDE KAZUHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
9 patentsUS4835782AMay 30, 1989
Method and apparatus for an oscillation frequency separation among a plurality of laser devices
NEC CORP74 citations94
US5467213ANov 14, 1995
Optical trunk transmission system and an optical repeater circuit
NEC CORP26 citations92
US5392147AFeb 21, 1995
Optical trunk transmission system and an optical repeater circuit
NEC CORP21 citations92
US5339185AAug 16, 1994
Optical timing extraction circuit
NEC CORP26 citations92
US5231529AJul 27, 1993
Light amplifier for multi-wavelength signals
NEC CORP33 citations92
US4807227AFeb 21, 1989
Optical wavelength-division switching system with coherent optical detection system
NEC CORP45 citations92
US4669086AMay 26, 1987
Frequency-stabilized semiconductor laser oscillator
NEC CORP42 citations90
US4973124ANov 27, 1990
Wavelength drop-and-insert device
NEC CORP21 citations81
US5202791AApr 13, 1993
Optical amplifying apparatus
NEC CORP16 citations73