Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11105133 | High-speed sectional door | Muhammad Akbar, Daniel V. Jones, Brian M. Magill, James O. Rogers, III | 2021-08-31 |
| 9458665 | Ninety degree wind lock with break-away capability and door panel and door assembly utilizing the same | Brian Norbert Drifka, Andrew Schumacher, Christopher Gontarski, Jeffrey Thomas Malinowski | 2016-10-04 |
| 8162028 | High load operation of an industrial roll door | Mikael Bengtsson, Håkan Larsson, Holger Siewert, Jan Victor, Kent Palsson | 2012-04-24 |
| 7252133 | High load operation of an industrial roll door | Mikael Bengtsson, Håkan Larsson, Holger Siewert, Jan Victor, Kent Palsson | 2007-08-07 |
| 6485068 | Fall arrestor and lockdown device for vertical lift doors | — | 2002-11-26 |
| 6253493 | Adjustable bottom sweep for a door | — | 2001-07-03 |
| 6243920 | Rotational-translational double hinge-arm | — | 2001-06-12 |