Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7967914 | Method and apparatus for cleaning fabrics, floor coverings, and bare floor surfaces utilizing a soil transfer medium | Daniel G. Giddings, Frederick A. Hekman, Larry Wydra | 2011-06-28 |
| 7896936 | Filter cleaning apparatus | Kurt Clarence Adelman, Michael T. Basham | 2011-03-01 |