Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6470865 | Engine cylinder head | Junji Yamano | 2002-10-29 |
| 6458971 | Process for the production of maleic anhydride | Tatsuya Ihara, Yasuyuki Yamauchi, Mamoru Sawano, Itaru Sawaki | 2002-10-01 |