Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6863812 | Collector for adsorptive recovery of dissolved metal from sea water | Akio Katakai, Noriaki Seko | 2005-03-08 |
| 6852233 | Metal-collecting apparatus and method for elution and recovery of metal from metal-collecting material | Akio Katakai, Noriaki Seko, Shin Hasegawa, Kunio Fujiwara, Hiroshi Nagai +8 more | 2005-02-08 |