Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528186 | Surface-coating material, cutting tool in which said material is used, and working machine in which said material is used | Taiji Kikuchi | 2016-12-27 |
| 7449253 | High wear resistant hard film | Yukio Kodama, Yozo Nakamura, Yoshihiro Wada, Toyoaki Yasui, Toshirou Kobayashi +1 more | 2008-11-11 |
| 7226659 | High wear resistant hard film | Yukio Kodama, Yozo Nakamura, Yoshihiro Wada, Toyoaki Yasui, Toshirou Kobayashi +1 more | 2007-06-05 |