Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8836474 | Electronic access memory device and access point control | Roger Keith Russell, James Edmond Beylotte | 2014-09-16 |
| 8487742 | Electronic token and lock | Roger Keith Russell, James Edmond Beylotte | 2013-07-16 |
| 7316140 | Electronic token and lock core | Roger Keith Russell, James Edmond Beylotte | 2008-01-08 |
| 7191624 | Vending machine lock | James Edmond Beylotte, John W. McIntire | 2007-03-20 |
| 6840072 | Electronic token and lock core | Roger Keith Russell, James Edmond Beylotte | 2005-01-11 |
| 6684671 | Vending machine lock | James Edmond Beylotte, John W. McIntire | 2004-02-03 |
| 6668606 | Electronic token lock core | Roger Keith Russell, James Edmond Beylotte | 2003-12-30 |
| 6442986 | Electronic token and lock core | Roger Keith Russell, James Edmond Beylotte | 2002-09-03 |
| 5931430 | Motor assembly for cylindrical lockset | — | 1999-08-03 |
| 5794472 | Disconnecting drive mechanism for cylindrical lockset | Steven A. Kester, Scott A. Gilbertson, John W. McIntire | 1998-08-18 |
| 5474348 | Motorized actuator for mortise lockset | Lyn E. Hamel | 1995-12-12 |
| 5232255 | Button assembly | John S. Shuler, Steve A. Kester | 1993-08-03 |
| 5116170 | Drill jig for preparing a door to receive a cylindrical lock | David A. Whitmoyer, Mark A. Shumaker | 1992-05-26 |
| 4998760 | Door handle return assembly | Duane B. Nixon, Carl M. Pritchett | 1991-03-12 |
| 4843852 | Disposable construction core | William R. Foshee, Duane B. Nixon | 1989-07-04 |