Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12110209 | Elevator car door lock | Steven P. Reynolds, Richard W. Lajeunesse | 2024-10-08 |
| 8006805 | Astragal construction | Darryl Greenaway, Steven P. Reynolds, Richard W. Lajeunesse, David E. Kairis | 2011-08-30 |
| 7818943 | Track jack system | — | 2010-10-26 |
| 7398862 | Car door lock | — | 2008-07-15 |
| 7322555 | Track jack system | — | 2008-01-29 |
| 7308973 | Door interlocking system | — | 2007-12-18 |
| 7156210 | Freight elevator landing door control | Steven P. Reynolds, Richard W. Lajeunesse, David E. Kairis | 2007-01-02 |
| 7097003 | Elevator landing door broken chain safety device | Steven P. Reynolds, Richard W. Lajeunesse, David E. Kairis | 2006-08-29 |
| 6928782 | Column hung truss system | Allan James Becker | 2005-08-16 |