Ohtaki; Sakashi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ohtaki; Sakashi.The latest application filed is for "optical pickup".
- Ohtaki; Sakashi - Tsurugashima JP
- Ohtaki; Sakashi - Tsurugashima-shi JP
- Ohtaki, Sakashi - Saitama JP
| Patent | Date |
|---|---|
| Optical pickup including aberration correction lens assembly Grant 7,417,939 - Sato , et al. August 26, 2 | 2008-08-26 |
| Optical pickup App 20060140072 - Sato; Makoto ; et al. | 2006-06-29 |
| Optical pickup with an aberration correction lens assembly Grant 7,054,252 - Sato , et al. May 30, 2 | 2006-05-30 |
| Focus error detecting apparatus of optical pickup with a light separating and astigmatism generation optical element and detection method thereof Grant 6,801,491 - Ogasawara , et al. October 5, 2 | 2004-10-05 |
| Optical pickup, and method and apparatus for correcting aberration of optical beam App 20040085885 - Kikuchi, Ikuya ; et al. | 2004-05-06 |
| Pickup device App 20040017759 - Ohtaki, Sakashi ; et al. | 2004-01-29 |
| Optical pickup App 20030081530 - Sato, Makoto ; et al. | 2003-05-01 |
| Optical pickup Grant 6,449,095 - Ohtaki , et al. September 10, 2 | 2002-09-10 |
| Tilt servo apparatus for use in optical disc reproducing apparatus Grant 5,859,818 - Tateishi , et al. January 12, 1 | 1999-01-12 |
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