Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815068 | Audio encoder for use with more than one decoder each having different characteristics | Ray M. Dolby, Randolph G. Pauker | 1989-03-21 |
| 4799260 | Variable matrix decoder | Douglas E. Mandell, Craig C. Todd, Mark F. Davis | 1989-01-17 |