Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563781 | Optical information storage device and optical head | Shinya Hasegawa, Wataru Odajima | 2003-05-13 |
| 6560189 | Optical information storage apparatus | Shin Hasegawa | 2003-05-06 |
| 6552966 | Recording head for optical recording system | Shinya Hasegawa, Wataru Odajima, Fumihiro Tawa | 2003-04-22 |