Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9809709 | Recycled hot asphalt mixture production method | Kentaro Koshi, Toshihumi Emukai | 2017-11-07 |
| 9617425 | Asphalt mixture, process for production of same, and paving method using same | Kentaro Koshi, Hiroshi Taniguchi, Keigo HATAKEYAMA | 2017-04-11 |
| 9617426 | Asphalt mixture, process for production of same, and paving method using same | Kentaro Koshi, Hiroshi Taniguchi, Keigo HATAKEYAMA | 2017-04-11 |
| 9434841 | Asphalt mixture, process for production of same, and paving method using same | Kentaro Koshi, Hiroshi Taniguchi | 2016-09-06 |