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Kenichi Ishii
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Uenohara, JP
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last 30 patents
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Patent Grant
Die processing method, die, objective lens, and optical pick-up device
Patent number
8,786,965
Issue date
Jul 22, 2014
Konica Minolta Opto, INC
Kenichi Ishii
G11 - INFORMATION STORAGE
Information
Patent Grant
Objective lens for optical pickup device, optical pickup device, an...
Patent number
8,395,982
Issue date
Mar 12, 2013
Konica Minolta Opto, INC
Shogo Yamamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
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Patent Application
Die Processing Method, Die, Objective Lens, and Optical Pick-Up Device
Publication number
20120182628
Publication date
Jul 19, 2012
Kenichi Ishii
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Objective Lens for Optical Pickup Device, Optical Pickup Device, an...
Publication number
20120182854
Publication date
Jul 19, 2012
Konica Minolta Opto, Inc.
Shogo Yamamoto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL