Inventor
IWASHITA KATSUHIKO
JP3 patents
Patents
3 patentsUS6257769B1Jul 10, 2001
Optical waveguide component
FURUKAWA ELECTRIC CO LTD32 citations92
US6741776B2May 25, 2004
Optical waveguide module optically connected with an optical fiber
FURUKAWA ELECTRIC CO LTD30 citations91
US6320695B1Nov 20, 2001
Optical amplifying apparatus
FURUKAWA ELECTRIC CO LTD37 citations90