Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689013 | Process for preparing tertiary alkyl ethers from an olefinic hydrocarbon feedstock | Petri Lindqvist, Juha Jakkula | 1997-11-18 |
HJ
Harri Jarvelin
Overall (1997): #145,324 of 185,788Top 80%
1
Patents 1997