Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8025461 | Lining material and pipeline lining method | Koji Kaneta, Kenji Fujii, Fuminori Tanaka | 2011-09-27 |
| 8007665 | Advanced wastewater treatment device having movable dividers | — | 2011-08-30 |
| 7955026 | Method for rehabilitating a manhole | Koji Kaneta, Kenji Fujii, Katsuyori Miura | 2011-06-07 |