Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053245 | Method of improving the quality of an edge surface of a cutting device | Seiichi Kiyama, Hitoshi Hirano | 1991-10-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053245 | Method of improving the quality of an edge surface of a cutting device | Seiichi Kiyama, Hitoshi Hirano | 1991-10-01 |