Title:
光ピックアップ装置用の対物レンズ、光ピックアップ装置及び光情報記録再生装置
Document Type and Number:
Japanese Patent JP5835320
Kind Code:
B2
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Inventors:
Kiyono Tateyama
Application Number:
JP2013512302A
Publication Date:
December 24, 2015
Filing Date:
April 19, 2012
Export Citation:
Assignee:
Konica Minolta Co., Ltd.
International Classes:
G11B7/135; G11B7/22
Domestic Patent References:
| JP2008123573A | ||||
| JP2004151665A |
Foreign References:
| WO2010089933A1 | ||||
| WO2011040227A1 |
Attorney, Agent or Firm:
Keijiro Tamura
Kenichi Kobayashi
Kenichi Kobayashi
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