Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028370 | Cleaning machine for cleaning a surface | Evan A. Gordon, Aaron P. Tondra, Michael A. Durbin, Robert W. Bauman | 2011-10-04 |
| 8016902 | Cyclonic utility vacuum | — | 2011-09-13 |
| 7921508 | Twin cyclone vacuum cleaner | Bengt Ivar Anders Ivarsson, Glenn Matusz, Reuben Proud | 2011-04-12 |