Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297664 | Exit device with remote trim input | Jack R. Lehner, Jr., James W. Overbey, Phillip S. Palmer, Matthew Greathouse | 2025-05-13 |
| 12234668 | Exit device assembly | Eric Hoiland, Manjunath Shetty | 2025-02-25 |
| 11993954 | Mortise and multipoint latching assembly | Mohammed Maksood Ali, Sushanth Anand Rao Kondi, Kemparaju Putaswamy, Matthew S. Graham | 2024-05-28 |
| 11629529 | Exit device assembly | Paul R. Arlinghaus, David M. Schacht, Abdur Rahman Shareef, Matthew A. Phillips, Marlin Austin | 2023-04-18 |
| 11598123 | Multi-point exit device | Sushanth Anand Rao Kondi, Mohammed Maksood Ali, Kemparaju Putaswamy, Matthew S. Graham | 2023-03-07 |
| 11306512 | Exit device with remote trim input | Jack R. Lehner, Jr., James W. Overbey, Phillip S. Palmer, Matthew Greathouse | 2022-04-19 |
| 10865595 | Door closer with hold-open and release | — | 2020-12-15 |
| 10795901 | Generic entry and exit network interface system and method | Rajesh L. Tolani, Robert Mooney, Fred Short, Matthew Yazdi, Rafal Sitkowski +2 more | 2020-10-06 |
| 10648200 | Exit device assembly | Paul R. Arlinghaus, David M. Schacht, Abdur Rahman Shareef, Matthew A. Phillips, Marlin Austin | 2020-05-12 |
| 10208507 | Multi-point exit device | Sushanth Anand Rao Kondi, Mohammed Maksood Ali, Kemparaju Putaswamy, Matthew S. Graham | 2019-02-19 |
| 10190334 | Adjustable length cable | Matthew S. Graham, Justin Gregory Wenger, Yong Kwan Lacy | 2019-01-29 |
| 10030411 | Windstorm damper device | John Andrew Snodgrass, Ryan D. Hartman | 2018-07-24 |
| 9957734 | Mortise and multipoint latching assembly | Mohammed Maksood Ali, Sushanth Anand Rao Kondi, Kemparaju Putaswamy, Matthew S. Graham | 2018-05-01 |
| 9580944 | Exit device assembly | Paul R. Arlinghaus, David M. Schacht, Abdur Rahman Shareef, Matthew A. Phillips, Marlin Austin | 2017-02-28 |
| 7722096 | Latchbolt for a door lock assembly | Paul R. Arlinghaus, Bradley Trent, Rick L. Brennaman, James W. Overbey, Kenneth P. Cook +1 more | 2010-05-25 |
| 5450651 | End cap locking overhead mounted door holder assembly | Paul J. Haeck, Herman M. Tilly | 1995-09-19 |
| 5448797 | Selectable friction assisted door holder assembly | — | 1995-09-12 |
| 5448798 | Low profile overhead mounted door holder assembly | Raymond A. LoTurco | 1995-09-12 |
| 5446944 | Rocker latch overhead door holder assembly | Tammy S. Smith, Herman M. Tilly, Theodore J. Fritsch | 1995-09-05 |
| 5426820 | Modular reduced friction overhead door holder assembly | Theodore J. Fritsch, Herman M. Tilly | 1995-06-27 |
| 5133581 | Electromagnetic lock assembly | — | 1992-07-28 |
| 5011199 | Panic exit device having an exit-delaying mechanism | Peter E. Lowe, Peter Muller, Paul J. Haeck | 1991-04-30 |
| 4978151 | Latch-operating mechanism for a panic egress device | Kerry W. Stadtfeld | 1990-12-18 |
| 4847950 | Self retained axle pin assembly for shear application | — | 1989-07-18 |
| 4218663 | Waveguide power limiter | Leonard Knowles Brundle, Stuart R. Longley | 1980-08-19 |