Palmer; Ralph P.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Palmer; Ralph P..The latest application filed is for "electronic access memory device and access point control".
- Palmer; Ralph P. - Indianapolis IN
| Patent | Date |
|---|---|
| Electronic access memory device and access point control Grant 8,836,474 - Russell , et al. September 16, 2 | 2014-09-16 |
| Electronic Access Memory Device And Access Point Control App 20130307666 - Russell; Roger Keith ; et al. | 2013-11-21 |
| Electronic token and lock Grant 8,487,742 - Russell , et al. July 16, 2 | 2013-07-16 |
| Electronic token and lock core Grant 7,316,140 - Russell , et al. January 8, 2 | 2008-01-08 |
| Vending machine lock Grant 7,191,624 - Beylotte , et al. March 20, 2 | 2007-03-20 |
| Electronic token and lock core App 20050144995 - Russell, Roger Keith ; et al. | 2005-07-07 |
| Electronic token and lock core Grant 6,840,072 - Russell , et al. January 11, 2 | 2005-01-11 |
| Vending machine lock App 20040154363 - Beylotte, James E. ; et al. | 2004-08-12 |
| Electronic token and lock core App 20040089039 - Russell, Roger Keith ; et al. | 2004-05-13 |
| Vending machine lock Grant 6,684,671 - Beylotte , et al. February 3, 2 | 2004-02-03 |
| Electronic token lock core Grant 6,668,606 - Russell , et al. December 30, 2 | 2003-12-30 |
| Electronic token and lock core Grant 6,442,986 - Russell , et al. September 3, 2 | 2002-09-03 |
| Vending machine lock App 20020083747 - Beylotte, James E. ; et al. | 2002-07-04 |
| Motor assembly for cylindrical lockset Grant 5,931,430 - Palmer August 3, 1 | 1999-08-03 |
| Disconnecting drive mechanism for cylindrical lockset Grant 5,794,472 - Kester , et al. August 18, 1 | 1998-08-18 |
| Motorized actuator for mortise lockset Grant 5,474,348 - Palmer , et al. December 12, 1 | 1995-12-12 |
| Drill jig for preparing a door to receive a cylindrical lock Grant 5,116,170 - Palmer , et al. May 26, 1 | 1992-05-26 |
| Door handle return assembly Grant 4,998,760 - Nixon , et al. March 12, 1 | 1991-03-12 |
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