Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337061 | Method for reclaiming metal sulfate-containing waste sulfuric acid | Yasuie Mikami | 2002-01-08 |
| 5531906 | Process for treatment of sodium hydroxide waste liquor containing aluminum | Susumu Takayama, Yasuie Mikami, Minoru Orikasa | 1996-07-02 |
| 5489423 | Process for recovering sulfuric acid from metallic sulfate-containing exhaust sulfuric acid | Yasuie Mikami | 1996-02-06 |