Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4217309 | Process for producing methacrolein | Sumio Umemura, Kyoji Ohdan, Kenichi Suzuki, Yasuo Bando | 1980-08-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4217309 | Process for producing methacrolein | Sumio Umemura, Kyoji Ohdan, Kenichi Suzuki, Yasuo Bando | 1980-08-12 |