Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6382732 | Cutter head, tunnel excavating machine, and cutter replacing method | Junichi Tanaka, Mitsunori Tsuda, Hisaya Nakada, Syuichi Setsukinai | 2002-05-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6382732 | Cutter head, tunnel excavating machine, and cutter replacing method | Junichi Tanaka, Mitsunori Tsuda, Hisaya Nakada, Syuichi Setsukinai | 2002-05-07 |