Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540446 | Cylindrical cutting blade and cutter head assembly which carries the cutting blade | Tsunesuke Iizuka, Junichi Moriyama | 2003-04-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540446 | Cylindrical cutting blade and cutter head assembly which carries the cutting blade | Tsunesuke Iizuka, Junichi Moriyama | 2003-04-01 |