Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6652201 | Ball end mill | Yasuyuki Kanada | 2003-11-25 |
| 6231275 | Ball nose end mill | Naohiro Nakamura | 2001-05-15 |
| 5338135 | Drill and lock screw employed for fastening the same | Kazuo Noguchi, Yoshikatsu Mori, Hideo Mori | 1994-08-16 |
| 4728231 | Drill bit structure | Yoshikatsu Mori, Masaaki Jindai | 1988-03-01 |