Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6888023 | Process for producing pyromellitic acid | Kazuo Tanaka, Hiroshi Ogawa, Atsushi Okoshi | 2005-05-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6888023 | Process for producing pyromellitic acid | Kazuo Tanaka, Hiroshi Ogawa, Atsushi Okoshi | 2005-05-03 |