Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8597519 | Fluorine adsorbent/desorbent applicable in electrolytic solution for zinc electro-refining and method for removing fluorine using the fluorine adsorbent/desorbent | Hiroshi Hata, Kazuhiko Nishina, Masatami Sakata | 2013-12-03 |
| 8158006 | Method for removing fluorine using a fluorine adsorbent/desorbent | Hiroshi Hata, Kazuhiko Nishina, Masatami Sakata | 2012-04-17 |
| 7465386 | Electrolytic method in diaphragm-type cell | Kazuhiko Motoba, Hiroshi Oda | 2008-12-16 |
| 7335289 | High purity electrolytic copper and its production method | Kazuhiko Motoba, Hiroshi Oda | 2008-02-26 |