Inventor
TANAKA HIDENAO
JP3 patents
Patents
3 patentsUS5497390AMar 5, 1996
Polarization mode switching semiconductor laser apparatus
NIPPON TELEGRAPH & TELEPHONE66 citations94
US5504722AApr 2, 1996
Magneto-optic information storage system utilizing a TE/TM mode controlling laser diode
NIPPON TELEGRAPH & TELEPHONE14 citations72
US5113071AMay 12, 1992
Encoder in which single light source projects dual beams onto grating
NIPPON TELEGRAPH & TELEPHONE6 citations60