Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7049382 | Activated carbon filter | Stanislaw Haftka, Jens Ehlers, Louis Wang | 2006-05-23 |
| 6770736 | Activated carbon filter | Stanislaw Haftka, Jens Ehlers, Louis Wang | 2004-08-03 |
| 5977229 | Hydrophilically modified polyethylene resins | Jens Ehlers, Stanislaw Haftka | 1999-11-02 |
| 5183855 | Graft copolymer based on an ultrahigh-molecular-weight polyethylene and an ethylene copolymer | John Hobes | 1993-02-02 |