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Tetsuo Saeki
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Ibaraki-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Surface plasmon excitation device and microscope including the same
Patent number
7,227,643
Issue date
Jun 5, 2007
Sharp Kabushiki Kaisha
Tetsuo Saeki
G01 - MEASURING TESTING
Information
Patent Grant
Optical head with passive temperature compensation
Patent number
7,002,893
Issue date
Feb 21, 2006
Sharp Kabushiki Kaisha
Tetsuo Saeki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device
Patent number
6,556,532
Issue date
Apr 29, 2003
Sharp Kabushiki Kaisha
Masaru Ogawa
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL PICKUP DEVICE AND OPTICAL DISK DEVICE INCLUDING THE SAME
Publication number
20110032807
Publication date
Feb 10, 2011
SHARP KABUSHIKI KAISHA
Tetsuo SAEKI
G11 - INFORMATION STORAGE
Information
Patent Application
Information recording apparatus, information reproducing apparatus...
Publication number
20060262701
Publication date
Nov 23, 2006
Sharp Kabushiki Kaisha
Kuniaki Okada
G11 - INFORMATION STORAGE
Information
Patent Application
Optical diffraction element, method of fabricating the same and opt...
Publication number
20020167729
Publication date
Nov 14, 2002
Sharp Kabushiki Kaisha
Tetsuo Saeki
G02 - OPTICS
Information
Patent Application
Optical pickup device
Publication number
20020021650
Publication date
Feb 21, 2002
Masaru Ogawa
G02 - OPTICS