Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5503812 | Method for separating and purifying fission noble metals | Kenji Kirishima, Hiroshi Nakahira, Haruo Shibayama, Yukio Wada | 1996-04-02 |
| 5415849 | Process for dissolving used catalyst | Keiji Toyabe, Kenji Kirishima, Haruo Shibayama, Yuji Nakano, Ichiro Matsunaga | 1995-05-16 |
| 4374807 | Method for recovering aluminum fluoride from fluorine-containing aqueous aluminum nitrate solutions | Hiroshi Ishimi, Chuzaburo Tanaka | 1983-02-22 |