Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6346621 | Nitrogen-heterocyclic compound and process for production thereof | Makoto Watanabe, Masakazu Nishiyama | 2002-02-12 |
| 6337297 | Catalyst for trimerization of ethylene and process for trimerizing ethylene using the catalyst | Hideyuki Mimura, Motohiro Oguri, Hideyuki Murakita, Hisanori Okada, Toru Yoshida | 2002-01-08 |