Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884373 | Numerically controlled machine tool | Ikuo Suzuki, Takayuki Hotta, Toshihiro Yonezu | 1989-12-05 |
| 4873793 | Numerically controlled machine tool | Hiroaki Asano, Toshio Tsujiuchi, Nobuhiro Ishihara, Toshio Maruyama, Norio Ohta | 1989-10-17 |
| 4815000 | Numerical controller with operation halting function for data revision | Tadashi Yamauchi, Yasuji Sakakibara | 1989-03-21 |
| 4810945 | Numerical control feed device for machine tool | Haruo Ohmura | 1989-03-07 |