Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8596924 | Method for strengthening a ground | Miki Oba | 2013-12-03 |
| 6874976 | Multipoint grouting method and apparatus therefor | — | 2005-04-05 |
| 5533839 | Wall surface structure of reinforced earth structure | — | 1996-07-09 |
| 5531547 | Reinforced earth construction | — | 1996-07-02 |
| 5468292 | Grouting liquid for injection into a ground | Kenji Kayahara | 1995-11-21 |
| 4851259 | Ground impregnating process | Takeshi Sato | 1989-07-25 |
| 4842780 | System for preparing ground-impregnating material | Takeshi Sato | 1989-06-27 |