Sotomitsu Hara

High-order calculation by 3-point method for precise roundness measurement

Fumio Matsumura, Toru Namerikawa, Sotomitsu Hara, 1996 .

A New Two Degrees-of-Freedom Actuator Used for Vibration Control of Large Space Structures

Kenji Ogimoto, Osamu Okamoto, Hajime Sakamoto, 1991 .

The Trial Manufacture of high precision rotating Spindle

Sotomitsu Hara, Makoto Hamada, Masaki Nisisaka, 1993 .