Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325238 | Method and apparatus for high speed duplication of audio or digital signals | David W. Stebbings | 1994-06-28 |
| 4771464 | FM stereophonic broadcasting system utilizing simultaneous companding and modulation/demodulation | David W. Stebbings | 1988-09-13 |