Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6425214 | Vehicle sealing device | Kenneth Lenz | 2002-07-30 |
| 6280320 | Frame to support a deflated fabric air duct | Nicolas B. Paschke | 2001-08-28 |
| 6205721 | Sealing apparatus for forming a weather seal between a vehicle and a loading dock or the like | Charles J. Ashelin, David J. Hoffmann | 2001-03-27 |
| 5953868 | Loading dock seal assembly | Jon Giuliani, William Triervieler, David Hoffman, Thomas J. Medley, Robert J. Frommelt +2 more | 1999-09-21 |
| 5622016 | Gutter and seal assembly | Robert J. Frommelt, William Triervieler, David J. Hoffmann, Kenneth Lenz, Thomas J. Medley | 1997-04-22 |
| 5394662 | Seal assembly for a loading dock shelter | Jon Giuliani, William Triervieler, David J. Hoffmann, Thomas J. Medley, Robert J. Frommelt +2 more | 1995-03-07 |