Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5363364 | Audio data recording/reproducing apparatus having digital high-speed dubbing function | Yasuhiro Ishii, Tateo Toyama, Shin'ichiro Tomisawa, Nagatoshi Sugihara | 1994-11-08 |