Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7967220 | Manual sprayer with dual bag-on-valve assembly | Eric J. Hansen, Kevin Haley, Herbert J. Vanderbilt, Michael R. Foote, Donald J. Mahaffy | 2011-06-28 |
| 7906473 | Manual spray cleaner | Eric J. Hansen, Lindsay M. Ulman | 2011-03-15 |
| 7862623 | Extraction cleaning with oxidizing agent | Eric J. Hansen | 2011-01-04 |