Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366519 | Rotary head assembly for videotape recorder or reproducer | Teruo Maruyama | 1982-12-28 |
| 4316225 | Rotary head assembly for magnetic recording and reproducing device | Teruo Maruyama, Minoru Koda, Toshitsugu Inoue | 1982-02-16 |