Inventor
KATSUOKA NOBUO
JP8 patents
Patents
8 patentsUS4794263ADec 27, 1988
Apparatus for measuring crystal diameter
SHINETSU HANDOTAI KK32 citations92
US4915775AApr 10, 1990
Apparatus for adjusting initial position of melt surface
SHINETSU HANDOTAI KK24 citations91
US4926357AMay 15, 1990
Apparatus for measuring diameter of crystal
SHINETSU HANDOTAI KK27 citations90
US4916955AApr 17, 1990
Crystal ingot lifting load measuring device
SHINETSU HANDOTAI KK22 citations81
US5584930ADec 17, 1996
Method for measuring the diameter of a single crystal ingot
SHINETSU HANDOTAI KK13 citations73
US4973377ANov 27, 1990
Crystal diameter controlling method
SHINETSU HANDOTAI KK15 citations73
US5096677AMar 17, 1992
Single crystal pulling apparatus
SHINETSU HANDOTAI KK17 citations68
US4918520AApr 17, 1990
Device for detecting the position of crystallization interface
SHINETSU HANDOTAI KK5 citations51