Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247511 | Compact sound record playing apparatus | Eishi Koike, Yasushi Ohtani | 1993-09-21 |
| 5177733 | Sound recording playing apparatus with improved vibration plate | Eishi Koike, Yasushi Ohtani | 1993-01-05 |
| 5164927 | Compact record player having downwardly extending notched rib and multiple selection levers | — | 1992-11-17 |