Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5414204 | Method of treating refractory activated carbon by exposure to ionizing radiation | Masakazu Hosono, Hidehiko Arai | 1995-05-09 |
| 5072124 | Disinfector system for disinfecting water by electron beam | Masaki Kondo, Yasuhiko Seike, Nobuki Ito, Hidehiko Arai | 1991-12-10 |