Issued Patents All Time
Showing 76–94 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7447130 | Optical disc, optical disc device, optical disc recording device, and optical disc driving method | Tomo Kishigami, Yoshihiro Kiyose, Toru Yoshihara, Masaharu Ogawa | 2008-11-04 |
| 7349295 | Optical head device | — | 2008-03-25 |
| 7274632 | Optical head device and method for correcting spherical aberration | — | 2007-09-25 |
| 7272083 | Optical head device and method for correcting spherical aberration | — | 2007-09-18 |
| 7190660 | Method of manufacturing optical pickup device and optical pickup device | Tomo Kishigami | 2007-03-13 |
| 7168082 | Optical actuator | Mitoru Yabe | 2007-01-23 |
| 6839899 | Optical element driving device having two permanent magnets and one magnetic substance | Mitoru Yabe | 2005-01-04 |
| 6775207 | Device for driving optical system | Mitoru Yabe | 2004-08-10 |
| 6703559 | Feedthrough assembly having cut-out areas in metal housing adjacent ceramic feedthrough | Franklin Kim, Eiji Watanabe | 2004-03-09 |
| 6510119 | Optical head device | Mitsuru Irie, Toru Yoshihara | 2003-01-21 |
| 5986984 | Optical information processing device having switchable optics for use with plural media types | Keiji Nakamura, Masahisa Shinoda, Takeshi Utakouji, Norihiro Watanabe, Hideaki Kobachi +4 more | 1999-11-16 |
| 5864525 | Optical disk device | Teruo Fujita | 1999-01-26 |
| 5687032 | Optical device inclination angle adjuster | Teruo Fujita, Morihiro Karaki, Mitsuru Irie, Kazuhiko Nakane, Kenjiro Kime +1 more | 1997-11-11 |
| 5511048 | Magneto-optical recording and reproducing apparatus | Mitsuru Irie, Takeshi Utakouji, Morihiro Karaki, Manabu Koike, Yasuyuki Satou +5 more | 1996-04-23 |
| 5479386 | Lens actuating system for an optical disk drive having a driven mass for cancelling forces | Hideaki Kobachi, Mitsuru Irie, Morihiro Karaki | 1995-12-26 |
| 5416756 | Lens actuating system with improved frequency response for optical disk drive | Hideaki Kobachi, Mitsuru Irie, Morihiro Karaki | 1995-05-16 |
| 5313447 | Optical head | Kenjiro Kime, Teruo Fujita, Hiroo Shimegi, Kazuo Okada | 1994-05-17 |
| 5293363 | Optical head apparatus with light weight movable lens holder | — | 1994-03-08 |
| 5068843 | Optical read-write apparatus | Teruo Fujita | 1991-11-26 |