Inventor
TANIWATARI TSUYOSHI
JP4 patents
Patents
4 patentsUS5784183AJul 21, 1998
Semiconductor optical device and method for fabricating the same
HITACHI LTD103 citations97
US5561682AOct 1, 1996
Semiconductor optical device and method for fabricating the same
HITACHI LTD68 citations95
US5543353AAug 6, 1996
Method of manufacturing a semiconductor photonic integrated circuit
HITACHI LTD32 citations92
US5852304ADec 22, 1998
Optical communication system
HITACHI LTD12 citations73