Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6514907 | Bromine-impregnated activated carbon and process for preparing the same | Yoshio Tsutsumi, Katsuya Noguchi, Takashi Kobayashi, Ayako Kobayashi, Tsuyoshi Yoshidome | 2003-02-04 |
| 5019162 | Activated carbon for recovery of gold | Masayuki Suzuki, Zenji Matsumoto | 1991-05-28 |