Inventor
SEKI YUKO
JP3 patents
Patents
3 patentsUS5968441AOct 19, 1999
Laser processing method
NEC CORP21 citations86
US6684013B2Jan 27, 2004
Optical waveguide device to be optically poled, method of manufacturing optical waveguide device to be optically poled, and method of optically poling optical waveguide device
NEC CORP5 citations58
US6081335AJun 27, 2000
Phase difference measuring device with visible light source for providing easy alignment of optical axes and method therefor
NEC CORP2 citations56