Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7218989 | Machine tool control apparatus | Yasuharu Mukai, Yoshiji Yamamoto, Toshio Aono, Shigeo Ohishi | 2007-05-15 |
| 4899718 | Apparatus for truing grinding wheel | Shigenobu Usutani, Toshio Maruyama, Tadashi Yamauchi | 1990-02-13 |