Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356602 | Process for preparing aluminum sulfate | Mitsuo Tanjo, Tetsuo Fujita, Katsuhiro Sakata, Mikitoshi Nakada | 1994-10-18 |
| 5302368 | Process for preparation of alumina | Takuo Harato, Toshiki Furubayashi, Toru Ogawa | 1994-04-12 |