Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446380 | Water-blocking filler and filler for engineered multi-barriers using said water-blocking filler | Kiyoshi Koibuchi, Nobukazu Nito | 2016-09-20 |
| 8647015 | Artificial multi-barrier for a radioactive waste treatment facility | Kiyoshi Koibuchi, Nobukazu Nito | 2014-02-11 |