Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6452030 | Betaine compound and process for production thereof | Junichi Chosa, Takashi Tomita | 2002-09-17 |
| 6369004 | Additives for inhibiting gas hydrate formation | Peter Klug | 2002-04-09 |