Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6841586 | Felted hydrophilic ester polyurethane foams | Sharon A. Free | 2005-01-11 |
| 6143802 | Process for the preparation of polyol polymer dispersions | Donald W. Simroth, Xinhua Zhou | 2000-11-07 |
| 5955534 | Process for the preparation of polymer polyol dispersions | Donald W. Simroth, Xinhua Zhou | 1999-09-21 |
| 5688861 | Process for the preparation of polyol polymer dispersions | Donald W. Simroth, Xinhua Zhou | 1997-11-18 |