Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657979 | Reduced power consumption multiplexer using self-decoding power down logic | William Oliver Mathes, Kevin Joseph Jurek | 2003-12-02 |
| 6020730 | Current source and method therefor | Kevin Joseph Jurek, William Oliver Mathes | 2000-02-01 |
| 5347575 | Circuit to detect the hook status and ringing at the CPE end of a telephone network | Absar Naseer, Edward M. Horiuchi | 1994-09-13 |
| 5323460 | Enhanced subscriber line interface circuit | Michael Warner, Absar Naseer | 1994-06-21 |
| 5253291 | Hybrid balance and combination codec filter circuit | Absar Naseer, Michael Warner | 1993-10-12 |
| 5175764 | Enhanced high voltage line interface circuit | Michael Warner, Absar Naseer | 1992-12-29 |
| 4982307 | Thermal protection circuit for an integrated circuit subscriber line interface | — | 1991-01-01 |
| 4961219 | Circuit for synthesizing an impedance across the tip and ring leads of a telephone line circuit | — | 1990-10-02 |
| 4736361 | Digital switching system with two-directional addressing rams | Michael Cooperman, Shou-I Wang, Arnold H. Bearak, Donald J. Gray, Richard W. Sieber | 1988-04-05 |
| 4311926 | Emitter coupled logic programmable logic arrays | Michael Cooperman | 1982-01-19 |