Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839759 | Tape bed and mode-changing mechanism arrangement for thin cassette type recorder | Noriyuki Koga | 1989-06-13 |
| 4799116 | Apparatus for controlling an auto-reverse tape recorder having a mode-changing mechanism | Noriyuki Koga | 1989-01-17 |