Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325240 | Data compression and expansion apparatus for audio recorders | Naoki Ejima | 1994-06-28 |
| 5286965 | Anticollision system for objective lens in an optical data recording apparatus | — | 1994-02-15 |