Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817151 | Selective decoder for compatible FM stereophonic system utilizing companding of difference signal | Murray L. Bod, Renville H. McMann, Jr. | 1989-03-28 |
| 4752955 | FM stereophonic system having improved compatibility in presence of multipath | — | 1988-06-21 |
| 4516257 | Triphonic sound system | — | 1985-05-07 |
| 4485483 | FM Stereophonic system incorporating companding of difference signal | Thomas Keller | 1984-11-27 |
| 4406923 | Automatic loudness controller | John Burne | 1983-09-27 |