Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666984 | Method and apparatus for decontaminating substances contaminated with radioactivity | Kenji Horikawa, Kazuo Omata, Toshihiko Sato, Yoshihiko Nakajima, Seigo Ichikawa | 1997-09-16 |
| 5613239 | Method and apparatus for decomposing organic solutions composed of chelating solutions and/or organic acids containing radioactive metal ions and collection method and apparatus using the same | Seigo Ichikawa, Akihisa Kikuya | 1997-03-18 |