Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7275166 | Power saving control system and power saving control method | Yoshihiko Kaiju, Shoichi Yoshida, Yoshitaka Murakawa, Katsuyoshi Ito | 2007-09-25 |
| 5440533 | Optical head unit having disk-shaped rotor with generally planar and common mounting surface for optical elements | Tohru Fujimaki, Yasuyuki Ozawa | 1995-08-08 |
| 5235590 | Read out apparatus for reading out information from magneto-optic disk | Masakazu Taguchi, Masaharu Moritsugu, Haruhiko Izumi | 1993-08-10 |
| 4785443 | Light control circuit of optical disc system | Akira Minami | 1988-11-15 |