Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061896 | Combination meal bag and placemat | — | 2011-11-22 |
| 7565770 | Reset mechanism for a panel guide and impact separation system for a sliding door | Louis B. Mueller | 2009-07-28 |
| 7367159 | Dual overhead track for a sliding door | Arno Klein, Louis B. Mueller, Mark Semmann | 2008-05-06 |
| 7222457 | Reset mechanism for a panel guide and impact separation system for a sliding door | Louis B. Mueller | 2007-05-29 |
| 7117637 | Panel guide and impact separation system for a sliding door | Arno Klein, Louis B. Mueller, Mark Semmann | 2006-10-10 |
| 6427382 | Dual safety-edge for an overhead door | Daniel Gregoriou, Jeffrey Konetzki | 2002-08-06 |
| 6123139 | Overhead rigid-panel door | Walenty Kalempa | 2000-09-26 |
| 5620039 | Apparatus for providing a slidingly-separable connection between a movable barrier and a means for guiding the barrier | Walenty Kalempa | 1997-04-15 |
| 5271448 | Movable barrier with two part guide follower | — | 1993-12-21 |
| 5083600 | Drive mechanism for an industrial door | William B. Weishar | 1992-01-28 |
| 5048588 | Roll-up door construction | William B. Weishar | 1991-09-17 |
| 4776052 | Vertically stored dockboard | William B. Weishar | 1988-10-11 |