Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4431610 | Method of recovering uranium from wet process phosphoric acid | Shinsuke Nakagawa, Naoki Okada, Seizi Yoshikawa | 1984-02-14 |
| 4329326 | Process for preparing crystalline ammonium dihydrogen phosphate | Masaru Nakatani, Shinsuke Nakagawa, Yoshiyuki Takahara, Naoki Okada | 1982-05-11 |
| 4269814 | Process for preparing crystalline ammonium dihydrogen phosphate | Masaru Nakatani, Shinsuke Nakagawa, Yoshiyuki Takahara, Naoki Okada | 1981-05-26 |