Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6758723 | Substrate polishing apparatus | Yoichi Kobayashi, Shunsuke Nakai, Hitoshi Tsuji, Yasuo Tsukuda | 2004-07-06 |
| 4713876 | Machine tool with gang head interchange device | Masayoshi Takagi, Yukio Hoshino | 1987-12-22 |
| 4192263 | Valve drive device for an internal combustion engine | Katsutoshi Kitagawa | 1980-03-11 |