Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8035506 | System and method for calibration of radio frequency location sensors | Steve Huseth, Andrew G. Berezowski, Sonmitri Kolavennu | 2011-10-11 |
| 7982614 | Method and apparatus for wireless asset tracking using asset tags with motion sensors | Steve Huseth, Andrew G. Berezowski | 2011-07-19 |
| 7958597 | Handheld vacuum cleaner | Thommy Frantzen, Roger Karlsson | 2011-06-14 |
| 7951214 | Filter cleaning system for a vacuum cleaner | Linda Menrik, Anna-Karin Gray, Finn Lofnes, Håkan Miefalk, Mattias Jansson +3 more | 2011-05-31 |