Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7909549 | Small-diameter deep hole drill and a micro deep hole drilling method | Takeshi Akamatsu | 2011-03-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7909549 | Small-diameter deep hole drill and a micro deep hole drilling method | Takeshi Akamatsu | 2011-03-22 |