Inventor
BABA MASAHIKO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “BABA MASAHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINETSU HANDOTAI KK
10 patentsUS5240684AAug 31, 1993
Crystal diameter measuring device
SHINETSU HANDOTAI KK36 citations92
US5170061ADec 8, 1992
Method of and apparatus for measuring oscillation of the outside diameter of a melt surface
SHINETSU HANDOTAI KK29 citations92
US4794263ADec 27, 1988
Apparatus for measuring crystal diameter
SHINETSU HANDOTAI KK32 citations92
US5089238AFeb 18, 1992
Method of forming a temperature pattern of heater and silicon single crystal growth control apparatus using the temperature pattern
SHINETSU HANDOTAI KK22 citations91
US5183528AFeb 2, 1993
Method of automatic control of growing neck portion of a single crystal by the cz method
SHINETSU HANDOTAI KK27 citations89
US5138179AAug 11, 1992
Method of and device for diameter measurement used in automatically controlled crystal growth
SHINETSU HANDOTAI KK23 citations89
US5584930ADec 17, 1996
Method for measuring the diameter of a single crystal ingot
SHINETSU HANDOTAI KK13 citations73
US5378900AJan 3, 1995
Crystal diameter measuring device
SHINETSU HANDOTAI KK13 citations73
US5269875ADec 14, 1993
Method of adjusting concentration of oxygen in silicon single crystal and apparatus for use in the method
SHINETSU HANDOTAI KK8 citations73
US5129986AJul 14, 1992
Method for controlling specific resistance of single crystal and an apparatus therefor
SHINETSU HANDOTAI KK18 citations71