Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6812188 | Catalyst for methacrylic acid production, coated catalyst, and process for producing the same | Yoshimasa Seo, Atsushi Sudo | 2004-11-02 |
| 6762148 | Catalyst process of making | Junzo Ohishi, Masahiro Senyo, Yoshimasa Seo | 2004-07-13 |