Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11511359 | Drill and method of manufacturing machined product | Hiroshi Ogawa | 2022-11-29 |
| 9969012 | Drill and method for manufacturing cut product using same | Hiroshi Ogawa | 2018-05-15 |