Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12387072 | Smart mailbox receptacle and platform to ship packages and goods from a Trimodal system that includes a courier service, an automated vehicle or robot, and/or an unmanned drone | Daniel S. O'Toole, Mark Hamm, John D Ritchison | 2025-08-12 |
| 11946284 | Door lock capable of showing locking or unlocking state | Chung-Liang Lin, Mark A. Shumaker | 2024-04-02 |
| 11624208 | Door lock having a lighted display when in the locked position | Mark A. Shumaker, Chung-Liang Lin | 2023-04-11 |
| 8836474 | Electronic access memory device and access point control | James Edmond Beylotte, Ralph P. Palmer | 2014-09-16 |
| 8665064 | Wireless security control system | Robert W. Rodenbeck, Michael L. Long | 2014-03-04 |
| 8487742 | Electronic token and lock | James Edmond Beylotte, Ralph P. Palmer | 2013-07-16 |
| 8264322 | Wireless security control system | Robert W. Rodenbeck, Michael L. Long | 2012-09-11 |
| 7316140 | Electronic token and lock core | James Edmond Beylotte, Ralph P. Palmer | 2008-01-08 |
| 6840072 | Electronic token and lock core | James Edmond Beylotte, Ralph P. Palmer | 2005-01-11 |
| 6720861 | Wireless security control system | Robert W. Rodenbeck, Michael L. Long | 2004-04-13 |
| 6668606 | Electronic token lock core | James Edmond Beylotte, Ralph P. Palmer | 2003-12-30 |
| 6570498 | Integrated access system | Kenneth L. Frost | 2003-05-27 |
| 6535136 | Proximity card detection system | Robert W. Rodenbeck, Michael L. Long | 2003-03-18 |
| 6442986 | Electronic token and lock core | James Edmond Beylotte, Ralph P. Palmer | 2002-09-03 |
| 5453603 | Method and apparatus for decoding bi-phase encoded data | Mark W. Voth | 1995-09-26 |