Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8408844 | Steel material for underground continuous wall, method for producing steel material for underground continuous wall, underground continuous wall, and method for constructing underground continuous wall | Ryuuta Tanaka, Shinji Taenaka, Masataka Tatsuta | 2013-04-02 |