Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8733218 | Sheet material dispenser | Lawrence R. Hansen, Sheldon P. Carr | 2014-05-27 |
| 8578826 | Sheet material dispenser | Lawrence R. Hansen, Sheldon P. Carr | 2013-11-12 |
| 8146471 | Sheet material dispenser | Lawrence R. Hansen, Sheldon P. Carr | 2012-04-03 |
| 7357348 | Dispenser apparatus with drive mechanism | — | 2008-04-15 |
| 7275672 | Center pull dispenser with self-adjusting dispenser mechanism | William G. Haen, Alan P. Paal, Alan J. Pierquet | 2007-10-02 |
| 7040566 | Dispenser with material-recognition apparatus and material-recognition method | James A. Rodrian, Lawrence R. Hansen, Alan P. Paal, Robert T. Buczkiewicz | 2006-05-09 |
| 6460798 | Dispenser apparatus with transfer mechanism | William G. Haen, Alan P. Paal, Alan J. Pierquet | 2002-10-08 |
| 6446901 | Dispenser apparatus with positive stop mechanism | William G. Haen, Alan P. Paal, Alan J. Pierquet | 2002-09-10 |