Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8488422 | Elastic member, mounting structure of optical element, and pickup apparatus having the same | Nobuyuki Nakasawa | 2013-07-16 |
| 8143698 | Semiconductor device | — | 2012-03-27 |
| 7934226 | Optical pickup apparatus | Kenichi Takeuchi | 2011-04-26 |
| 7924205 | Successive approximation type analog/digital converter and operation method of successive approximation type analog/digital converter | — | 2011-04-12 |
| 7786908 | Successive approximation type A/D converter | — | 2010-08-31 |
| 7773012 | A/D converter | — | 2010-08-10 |
| 7672197 | Optical pickup device and manufacturing method thereof | Sadao Iizuka, Yasuhide Kogo | 2010-03-02 |
| 7665101 | Optical pickup apparatus | Kenichi Takeuchi | 2010-02-16 |
| 7388815 | Wiring layout structure for optical head device | Hideyuki Saikawa | 2008-06-17 |
| 6845510 | Objective lens driving device with cover having an opening for exposing a tracking coil | — | 2005-01-18 |
| 6750800 | Analog-digital converter and method for converting data of the same | — | 2004-06-15 |
| 6496131 | Capacitor-array D/A converter including a thermometer decoder and a capacitor array | — | 2002-12-17 |
| 6433727 | AD converter with a power saving circuit and its control method | — | 2002-08-13 |
| 5136565 | Optical device for reading and writing data on a recording medium | Noriyoshi Ooyama, Ryoichi Kawasaki | 1992-08-04 |