Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5841804 | Method and apparatus for regenerating gas used in carbon dioxide laser generator | Masami Toshikuni | 1998-11-24 |
| 4800042 | Radioactive waste water treatment | Norimitsu Kurumada, Hiroshi Kuribayashi, Toshikatsu Wakabayashi, Akira Hasegawa, Mamoru Shibuya | 1989-01-24 |
| 4661290 | Apparatus for compacting solid waste materials and its accessory facilities | Kenzo Sauda, Akitoshi Yokota, Takuro Yagi, Hiroshi Kuribayashi, Saburo Kita +1 more | 1987-04-28 |
| 4540490 | Apparatus for filtration of a suspension | Yukihiko Koshiba, Yoshito Hamamoto, Katsutoshi Kugai, Akiro Kawashima, Hiroshi Fujisawa | 1985-09-10 |
| 4192833 | Liquid-gas contactor and liquid-gas contact process | Noboru Hashimoto, Hideo Fukuda | 1980-03-11 |