Inventor
SUGATA SUMIO
JP2 patents
Patents
2 patentsUS6650667B2Nov 18, 2003
Semiconductor laser apparatus, semiconductor laser module, optical transmitter and wavelength division multiplexing communication system
FURUKAWA ELECTRIC CO LTD40 citations89
US5375137ADec 20, 1994
Semiconductor laser device featuring group III and IV compounds doped with amphoteric impurity to vary electrical resistance according to direction of crystal plane
FURUKAWA ELECTRIC CO LTD8 citations71