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Patent applications and USPTO patent grants for Davidson; Wayne A..The latest application filed is for "method and apparatus for entering alphanumeric data via keypads or display screens".
Patent | Date |
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Method And Apparatus For Entering Alphanumeric Data Via Keypads Or Display Screens App 20090243897 - Davidson; Wayne A. ;   et al. | 2009-10-01 |
Telephone agent call management system Grant 5,062,103 - Davidson , et al. * October 29, 1 | 1991-10-29 |
Automated call handling apparatus Grant 5,023,868 - Davidson , et al. June 11, 1 | 1991-06-11 |
Telephone agent management information system Grant 4,988,209 - Davidson , et al. January 29, 1 | 1991-01-29 |
Proximity detection for telecommunications features Grant 4,932,050 - Davidson , et al. June 5, 1 | 1990-06-05 |
Call coverage arrangement Grant 4,873,717 - Davidson , et al. October 10, 1 | 1989-10-10 |
Message signaling arrangement between a switching system and user terminals Grant 4,741,026 - Baxter , et al. April 26, 1 | 1988-04-26 |
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