Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12257641 | Work processing apparatus | Hideo Aida, Hidetoshi Takeda, Toshiro Doi, Tadakazu Miyashita | 2025-03-25 |
| 8454410 | Polishing apparatus | Koji Kitagawa, Junichi Ueno, Syuichi Kobayashi, Hideo Kudo, Tadakazu Miyashita +1 more | 2013-06-04 |
| 6830505 | Polishing machine | Norihiko Moriya, Satoki Kanda, Takumi Kobayashi | 2004-12-14 |
| 6648735 | Method of abrading both faces of work piece | Tadakazu Miyashita, Tsuyoshi Hasegawa, Norihiko Moriya | 2003-11-18 |
| 6319100 | Disk edge polishing machine and disk edge polishing system | Yasuhide Denda, Satoru Kitta, Kiyokazu Gonda, Yoshio Nakamura, Yoshio Otsuka +2 more | 2001-11-20 |
| 6280304 | Abrasive machine | Yoshio Nakamura, Norihiko Moriya | 2001-08-28 |
| 6080048 | Polishing machine | Fuminari Kotagiri, Yoshio Nakamura, Yasuhide Denda, Haruo Sumizawa, Satoki Kanda | 2000-06-27 |