Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5068587 | Spindle drive control apparatus for a machine tool | Shinichi Kono, Kazuhisa Numai | 1991-11-26 |
| 5062744 | Apparatus for confirming movement of tap when rigid tapping | Kazuhisa Numai | 1991-11-05 |
| 5049800 | Motor output changeover control apparatus | Katsuo Kohari, Yoshiki Fujioka, Shinichi Kono, Tatsuo Shinohara | 1991-09-17 |
| 5010286 | Method of synchronous control of spindle motor and feed motor | Shinichi Kono, Kazuhisa Numai, Masami Kimijima | 1991-04-23 |
| 4970424 | Rotor construction for high speed induction motor | Yoshiyuki Hayashi | 1990-11-13 |
| 4959570 | Motor cooling system | Yoshiyuki Hayashi | 1990-09-25 |
| 4950438 | Molding process for coating a motor stator | Yoshiyuki Hayashi | 1990-08-21 |
| 4745320 | Induction motor | Shigeaki Oyama, Yoshiyuki Hayashi, Shigeru Koyoshida | 1988-05-17 |
| 4580471 | Motor-incorporated spindle head unit | Shigeaki Oyama, Yoshikazu Takano, Takashi Yoshida | 1986-04-08 |
| 4534686 | Spindle head unit | Yoshikazu Takano | 1985-08-13 |
| 4465948 | Device for cooling a reversible motor | Shigeaki Oyama, Yoshiyuki Hayashi, Shigeru Koyoshida | 1984-08-14 |