Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6522620 | Dual format optical disc | Alan McPherson | 2003-02-18 |
| 6215737 | Using different sampling rates to record multi-channel digital audio on a recording medium and playing back such digital audio | Gregory Thagard, Alan McPherson, Edwin Outwater, III, George Lydecker | 2001-04-10 |
| 5995481 | Light-readable recording disc utilizing half-wavelength pits or bumps and system for reading such discs | — | 1999-11-30 |
| 5812506 | System and methods for measuring and correcting for overshoot in a high frequency (HF) signal generated by a compact disc player during testing of a compact disc | Anthony Pietrzykoski, Floyd L. Goss, Jr. | 1998-09-22 |