Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700878 | Process for hydrogenating aromatic polymers | Stephen F. Hahn | 1997-12-23 |
| 5654253 | Process for hydrogenating aromatic polymers | Stephen F. Hahn | 1997-08-05 |
| 5612422 | Process for hydrogenating aromatic polymers | Stephen F. Hahn | 1997-03-18 |