Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880595 | Process and apparatus for cleaning nuclear reactor cooling water | Masami Matsuda, Kiyomi Funabashi, Takashi Nishi, Itaru Komori, Hideo Yusa +4 more | 1989-11-14 |
| 4853638 | Water quality control method, and method and apparatus for measuring electrical conductivity used in the water quality control | Masao Endou, Yamato Asakura, Atsushi Watanabe, Masaharu Sakagami, Shunsuke Uchida +2 more | 1989-08-01 |
| 4804498 | Process for treating radioactive waste liquid | Hiroko Mizuno, Makoto Kikuchi, Shin Tamata, Tatsuo Izumida | 1989-02-14 |