Title:
光ピックアップ及びこれを用いる光情報処理装置
Document Type and Number:
Japanese Patent JP4271515
Kind Code:
B2
Inventors:
Hideaki Hirai
Application Number:
JP2003189462A
Publication Date:
June 03, 2009
Filing Date:
July 01, 2003
Export Citation:
Assignee:
株式会社リコー
International Classes:
G11B7/135; G11B7/125
Domestic Patent References:
| JP2003036559A | ||||
| JP2001043559A | ||||
| JP8055363A | ||||
| JP2001006203A | ||||
| JP2001209966A | ||||
| JP2002006210A | ||||
| JP2002170274A |
Attorney, Agent or Firm:
Mitsutake Murayama