Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754547 | Data reproduction circuit and voice recording reproduction apparatus comprising the circuit | — | 2004-06-22 |
| 5963533 | Disk playback device with changer allowing playback of one disk while another can be exchanged | Masanori Motoki, Shouji Arikuma | 1999-10-05 |
| 5943303 | Disk playback device and method of controlling the device | Keiji Hirao, Hitoshi Ogata, Masanao Yoshida | 1999-08-24 |
| 5892738 | Disk recording-playback device and disk loading or unloading method | Keiji Hirao, Hitoshi Ogata, Masanao Yoshida | 1999-04-06 |
| 5844880 | Disk playback device with changer allowing playback of one disk while another can be exchanged | Masanori Motoki, Akihiro Yoshioka | 1998-12-01 |
| 5721715 | Control system for disc playing device | Keiji Hirao, Masanao Yoshida, Hitoshi Ogata | 1998-02-24 |
| 5671196 | Method for controlling a rotatable optical disk storing magazine | Masanao Yoshida, Keiji Hirao, Hitoshi Ogata | 1997-09-23 |
| 5095671 | Framework of a building | — | 1992-03-17 |