Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846135 | Radius end mill having radius edge enhanced in resistance to chipping and fracture | Ryosuke Okanishi, Yasushi Sakamoto, Katsutoshi Maeda | 2005-01-25 |
| 5322394 | Highly stiff end mill | Ryosuke Okanishi, Kazuyoshi Sasaki, Keiji Ishikawa, Osamu Goto | 1994-06-21 |