| 7675833 |
Optical pickup with beam generating and focussing |
— |
2010-03-09 |
| 7050379 |
Optical pickup-use object lens, optical pickup and optical disk unit |
Toyokazu Takahashi |
2006-05-23 |
| 6819491 |
Objective lens unit for optical pickup, optical pickup and disc driving device |
Toyokazu Takahashi |
2004-11-16 |
| 6795254 |
Objective lens for optical pickup and optical pickup employing this objective lens |
— |
2004-09-21 |
| 6418108 |
Optical head, recording and/or reproducing method and apparatus and method for detecting thickness |
Mitsunori Ueda, Takeshi Kubo, Junichi Suzuki, Satoshi Sakamoto, Hiroshi Kawamura |
2002-07-09 |
| 6347066 |
Optical pickup and optical disk apparatus |
— |
2002-02-12 |
| 6339577 |
Optical disk system, optical head device, and beam reshaping device |
— |
2002-01-15 |
| 6084843 |
Optical recording and reproducing apparatus and method |
Tsuguhiro Abe, Junichi Suzuki, Kimihiro Saito |
2000-07-04 |
| 5701287 |
Optical head with a plural layers coated beam splitter for light components separation |
Masaki Andoh |
1997-12-23 |
| 5550798 |
Enhanced optical beam splitter to increase the kerr rotation angle |
Nobuhiko Ando |
1996-08-27 |
| 5428596 |
Optical pickup apparatus |
Yoshito Asoma, Nobuhiko Ando |
1995-06-27 |
| 4507765 |
Optical track scanner |
Junichi Suzuki, Keiji Maruta, Kazutaka Noborimoto |
1985-03-26 |