Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040712 | Shield tunneling method and shield tunneling machine | Takeshi Sakae, Shunichi Sonomura, Wataru Naitou, Hiroyuki Itou, Takashi Nakane +1 more | 2006-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040712 | Shield tunneling method and shield tunneling machine | Takeshi Sakae, Shunichi Sonomura, Wataru Naitou, Hiroyuki Itou, Takashi Nakane +1 more | 2006-05-09 |