Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7182217 | Sheet dispensers and methods of making and using the same | David C. Windorski, Martin A. Kenner, Michael E. Hamerly | 2007-02-27 |
| 6837395 | Sheet dispensers and methods of making and using the same | David C. Windorski, Martin A. Kenner, Michael E. Hamerly | 2005-01-04 |