Lucas; Alfred R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lucas; Alfred R..The latest application filed is for "multiple display timepiece".
- Lucas; Alfred R. - Coral Springs FL
- Lucas; Alfred R. - Northbrook IL
| Patent | Date |
|---|---|
| Multiple display timepiece Grant 5,528,559 - Lucas June 18, 1 | 1996-06-18 |
| Paging receiver for storing digitized voice messages Grant 4,873,520 - Fisch , et al. October 10, 1 | 1989-10-10 |
| Multiple frequency message system Grant 4,644,347 - Lucas , et al. February 17, 1 | 1987-02-17 |
| Synchronized, multitransmitter, single frequency paging system Grant 4,506,384 - Lucas March 19, 1 | 1985-03-19 |
| Squelchable Direct Coupled Transistor Audio Amplifier Constructed In Integrated Circuit Grant 3,622,900 - Hanus , et al. November 23, 1 | 1971-11-23 |
| Encoder-decoder Device For Selective Signalling Grant 3,617,888 - Hanus , et al. November 2, 1 | 1971-11-02 |
| Squelch Circuit With Squelch Tail Elimination Grant 3,596,184 - Hanus , et al. July 27, 1 | 1971-07-27 |
| Frequency Modulation Discriminator Having First Branch With Resonator And Second Branch Providing Voltage And Temperature Compensation Grant 3,585,513 - Lucas June 15, 1 | 1971-06-15 |
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