Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6437199 | Method for production of high-purity monoethylene glycol | Yutaka Sugiyama, Kenji Suzuki, Hironori Horie, Makoto Furukawa | 2002-08-20 |
| 6417411 | Method for production of ethylene glycol | Yukihiko Kakimoto | 2002-07-09 |