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Inventor: Matsumura; Kazuyuki
Address: Kumamoto, JP
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7555759 |
Optical pickup device and optical disk device |
June 30, 2009 |
| To provide an optical pickup device and optical disk device which can have a sufficient heat radiating effect without a new member for radiating heat, an optical pickup device includes a laser light source that emits laser light onto an optical disk; a power supply that supplies electric |
| 6931650 |
Pickup device and disk drive |
August 16, 2005 |
| A pickup device employing an inexpensive flexible printed circuit sheet (FPC) which demonstrates preferable electrical characteristics. FPC has a signal conductive layer inside, and a U-shape bending portion is formed in a midway of FPC at a position where a hologram unit is connected. A |
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