Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814486 | Apparatus and method for mixing recycling material into a polyester melt | Alexander PAWELSKI, Martin Hittorff, Christopher J. Hess | 2023-11-14 |
| 9795409 | Trocar device and use thereof | Gerold Kreuz | 2017-10-24 |
| 9707702 | Drying-/degassing device and also device and method for the direct production of moulded articles from polyester melts | Martin Hittorff | 2017-07-18 |
| 6397783 | Restraint for animals | — | 2002-06-04 |
| D456957 | Collar for dogs | — | 2002-05-07 |
| D434535 | Harness for dogs | — | 2000-11-28 |
| D422384 | Collar for pets | — | 2000-04-04 |
| D400317 | Knotted leather fitting for a pet leash | — | 1998-10-27 |
| 5785010 | Collar for holding and leading animals | — | 1998-07-28 |
| 5153008 | Extrusion welder | — | 1992-10-06 |
| 4929243 | Catheter coupling | Jugen Fuchs | 1990-05-29 |