Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649234 | Method and apparatus for encoding graphical cues on a compact disc synchronized with the lyrics of a song to be played back | Walt Klappert, Michael Lehman | 1997-07-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649234 | Method and apparatus for encoding graphical cues on a compact disc synchronized with the lyrics of a song to be played back | Walt Klappert, Michael Lehman | 1997-07-15 |