Inventor
NORIMATSU SEIJI
JP4 patents
⚠️ This page may combine multiple inventors who share the name “NORIMATSU SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
3 patentsUS5543952AAug 6, 1996
Optical transmission system
NIPPON TELEGRAPH & TELEPHONE200 citations96
US6490064B1Dec 3, 2002
Wavelength division multiplexing optical transmission system
NIPPON TELEGRAPH & TELEPHONE18 citations90
US7003226B2Feb 21, 2006
Wavelength division multiplex optical transmission system
NIPPON TELEGRAPH & TELEPHONE4 citations60