Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4748008 | Process for separating uranium isotopes by oxidation-reduction chromatography | Kunihiko Takeda | 1988-05-31 |
| 4732887 | Composite porous material, process for production and separation of metallic element | Minoru Akiyama | 1988-03-22 |
| 4406870 | Method for the separation of carbon isotopes by chemical exchange method | Tetsuya Miyake, Kunihiko Takeda | 1983-09-27 |