Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8702358 | Tool holder fixing structure | Koji Yamada, Toshitaka Kamikubo, Yoshihito Yamaguchi | 2014-04-22 |
| 5909985 | Drill having plate-like cutter member fixed at proximal end to shank and having cutting edge at distal portion | Akio Fukui, Kazuaki Terada, Takahiro Yamada, Haruyasu Toyoda, Masashi Miyake +1 more | 1999-06-08 |
| 5312208 | Burnishing drill | Nobuya Matsushita, Akio Fukui, Tsunehisa Yamashita, Manabu Shimizu | 1994-05-17 |
| 5282705 | Burnishing drill | Akio Fukui, Masaki Yasuhara, Tsunehisa Yamashita, Manabu Shimizu | 1994-02-01 |
| 5112167 | High speed burnishing drill | Akio Fukui, Akiomi Ryu, Katsumi Okuno | 1992-05-12 |
| 5071294 | Burnishing drill | Yasuhiro Suzuki, Tuguo Yoshikawa, Kazuhiro Shibata, Akio Fukui | 1991-12-10 |
| 4944640 | Vertical feed type burnishing drill | Yasuhiro Suzuki, Tuguo Yoshikawa, Kazuhiro Shibata, Akio Fukui | 1990-07-31 |