Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4644518 | Circuit connection for coils wound on yoke of an electromagnetic pickup cartridge | — | 1987-02-17 |
| 4637009 | Grounding circuit for pickup cartridge moving coil | — | 1987-01-13 |
| 4388486 | Shielded line | — | 1983-06-14 |
| 4220341 | Pickup | — | 1980-09-02 |
| 4183537 | Lateral pressure detector for use with a phonograph record player | — | 1980-01-15 |