Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7557252 | Process for producing dihydroxybenzene and diisopropylbenzendicarbinol | — | 2009-07-07 |
| 6960698 | Method for treating tar | Shigefumi Tokumasu | 2005-11-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7557252 | Process for producing dihydroxybenzene and diisopropylbenzendicarbinol | — | 2009-07-07 |
| 6960698 | Method for treating tar | Shigefumi Tokumasu | 2005-11-01 |