Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864550 | Remote control equipment for use with an audio system | — | 1989-09-05 |
| 4653037 | Magazine containing a plurality of disc holders and combination of a record disc changer with such magazine | Mitsuhisa Nakayama | 1987-03-24 |