Inventor
MAKIHARA KAZUMASA
JP3 patents
Patents
3 patentsUS7286740B2Oct 23, 2007
Optical fiber, optical transmission line, optical module and optical transmission system
SUMITOMO ELECTRIC INDUSTRIES2 citations61
US7317856B2Jan 8, 2008
Method of making optical fiber and optical fiber made by the method
SUMITOMO ELECTRIC INDUSTRIES3 citations60
US7894697B2Feb 22, 2011
Optical fiber, optical transmission line, optical module, and optical transmission system
SUMITOMO ELECTRIC INDUSTRIES1 citations51