Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458971 | Process for the production of maleic anhydride | Yoshiaki Iizuka, Tatsuya Ihara, Yasuyuki Yamauchi, Itaru Sawaki | 2002-10-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458971 | Process for the production of maleic anhydride | Yoshiaki Iizuka, Tatsuya Ihara, Yasuyuki Yamauchi, Itaru Sawaki | 2002-10-01 |