Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6432870 | Process for preparing metal oxide catalyst for acrylic acid production | Mamoru Takahashi, Hiroshi Niizuma | 2002-08-13 |
| 6346647 | Catalyst for the production of acrylic acid | Mamoru Takahashi, Madoka Furuta, Hiroshi Niizuma | 2002-02-12 |