Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857222 | Absorption type refrigerator and absorbing solution therefor | Masahiko Itoh, Heihatiro Midorikawa, Michihiko Aizawa | 1989-08-15 |
| 4828790 | Inhibition of deposition of radioactive substances on nuclear power plant components | Takashi Honda, Kenya Ohashi, Eiji Kashimura, Akira Minato, Katsumi Ohsumi +1 more | 1989-05-09 |
| 4820473 | Method of reducing radioactivity in nuclear plant | Kenya Ohashi, Takashi Honda, Eizi Kashimura, Akira Minato, Katsumi Ohsumi | 1989-04-11 |