Inventor
NAKABAYASHI YUKINOBU
JP7 patents
⚠️ This page may combine multiple inventors who share the name “NAKABAYASHI YUKINOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
6 patentsUS5436760AJul 25, 1995
Optical fiber amplifier with gain equalizing circuit
NEC CORP156 citations97
US6334008B2Dec 25, 2001
Optical circuit and method of fabricating the same
NEC CORP57 citations94
US6597830B1Jul 22, 2003
Matrix optical switch and optical ADM
NEC CORP35 citations92
US5808785ASep 15, 1998
Optical fiber amplifier and optical transmission system using the same
NEC CORP40 citations91
US5600481AFeb 4, 1997
Optical fiber amplifier and optical transmission system using the same
NEC CORP39 citations91
US6404968B1Jun 11, 2002
Optical waveguide elements and a process for producing the same
NEC CORP0 citations52