Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D639238 | Dual USB AC adapter | — | 2011-06-07 |
| 5651052 | Apparatus and method for incoming call detection and alarm circuitry for cellular telephones | — | 1997-07-22 |
| 5640441 | Apparatus and method for incoming call detection and alarm circuitry for cellular telephones | Asher Avitan | 1997-06-17 |
| 5638421 | Apparatus and method for incoming call detection and alarm circuitry for cellular telephones | Asher Avitan | 1997-06-10 |
| 4718080 | Microprocessor controlled interface for cellular system | Andrew Holman | 1988-01-05 |
| 4599491 | Apparatus for converting direct coupled data devices to acoustic coupled data devices | — | 1986-07-08 |
| 4536618 | Telephone line interface | — | 1985-08-20 |
| 4466106 | Frequency shift keyed modem chip set | — | 1984-08-14 |
| 4367374 | Modem telephone interface circuit | — | 1983-01-04 |