Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074671 | Self-cleaning valves for use in vacuum cleaners and other self-cleaning valves | Drew B. Peroni | 2011-12-13 |
| 8029584 | Vacuum cleaners with self-cleaning filtration, and other self-cleaning filters | — | 2011-10-04 |
| 7871025 | Feeding mechanism auto-adjusting to load for use in automatic high-security destruction of a mixed load, and other feeding systems | — | 2011-01-18 |