Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4677225 | Process for the production of acrylic acid or methacrylic acid | Hiroshi Niizuma, Toshiro Miki, Shiro Kojima, Kishiro Azuma, Hiroyuki Kato +1 more | 1987-06-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4677225 | Process for the production of acrylic acid or methacrylic acid | Hiroshi Niizuma, Toshiro Miki, Shiro Kojima, Kishiro Azuma, Hiroyuki Kato +1 more | 1987-06-30 |