Inventor
OTSUKA SEIICHIRO
JP4 patents
Patents
4 patentsUS5879448AMar 9, 1999
Crystal pulling methods and apparatus
SHINETSU HANDOTAI KK20 citations91
US4916955AApr 17, 1990
Crystal ingot lifting load measuring device
SHINETSU HANDOTAI KK22 citations81
US5910216AJun 8, 1999
Crystal holding apparatus
SHINETSU HANDOTAI KK10 citations72
US6113686ASep 5, 2000
Single crystal growing method and apparatus
SHINETSU HANDOTAI KK11 citations71