Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658842 | Ammoxidation catalyst composition, and process for producing acrylonitrile or methacrylonitrile using the same | Hideo Midorikawa, Ken Someya, Osamu Nagano | 1997-08-19 |