Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8019634 | Method for transporting physical objects, transportation system and transportation means | Keith Ulrich, Michael Andrew Lohmeier | 2011-09-13 |
| 7861367 | Vacuum cleaner | Daniel Eckstein, Thorsten Langen | 2011-01-04 |