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Tetsuo Ueyama
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Nara-shi Nara, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical pickup device recording and/or reproducing information on a...
Patent number
7,990,834
Issue date
Aug 2, 2011
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup apparatus
Patent number
7,684,306
Issue date
Mar 23, 2010
Sharp Kabushiki Kaisha
Kazunori Matsubara
G11 - INFORMATION STORAGE
Information
Patent Grant
Splitting element, light emitter, and optical pickup apparatus
Patent number
7,649,825
Issue date
Jan 19, 2010
Sharp Kabushiki Kaisha
Kazuhiro Tsuchida
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup
Patent number
7,573,801
Issue date
Aug 11, 2009
Sharp Kabushiki Kaisha
Yukio Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device using polarizing hologram element and hologra...
Patent number
7,483,360
Issue date
Jan 27, 2009
Sharp Kabushiki Kaisha
Katsushige Masui
G11 - INFORMATION STORAGE
Information
Patent Grant
Pickup for magneto-optical recording medium
Patent number
7,397,752
Issue date
Jul 8, 2008
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical miniaturized module, optical pickup device, and optical dis...
Patent number
7,369,479
Issue date
May 6, 2008
Sharp Kabushiki Kaisha
Masaru Ogawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Light integration unit, optical pickup device using the unit, and o...
Patent number
7,315,502
Issue date
Jan 1, 2008
Sharp Kabushiki Kaisha
Keiji Sakai
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup
Patent number
7,218,599
Issue date
May 15, 2007
Sharp Kabushiki Kaisha
Yukio Watanabe
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup
Patent number
7,184,384
Issue date
Feb 27, 2007
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup
Patent number
7,106,682
Issue date
Sep 12, 2006
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for detecting the tilt of a light reflector relative to t...
Patent number
7,019,280
Issue date
Mar 28, 2006
Sharp Kabushiki Kaisha
Fumio Kokubo
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup
Patent number
6,868,055
Issue date
Mar 15, 2005
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Diffraction grating having multiple gratings with different cycles...
Patent number
6,487,015
Issue date
Nov 26, 2002
Sharp Kabushiki Kaisha
Kazuya Kitamura
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device
Patent number
6,392,965
Issue date
May 21, 2002
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup device, optical disk recording/reproducing apparatus...
Patent number
5,881,035
Issue date
Mar 9, 1999
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording and reproducing apparatus using a hologram to det...
Patent number
5,483,508
Issue date
Jan 9, 1996
Sharp Kabushiki Kaisha
Takahiro Miyake
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical pickup apparatus and a hologram element used for same
Patent number
5,331,621
Issue date
Jul 19, 1994
Sharp Kabushiki Kaisha
Takahiro Miyake
G02 - OPTICS
Information
Patent Grant
Inclination adjusting device for an objective lens for an optical i...
Patent number
5,267,089
Issue date
Nov 30, 1993
Sharp Kabushiki Kaisha
Yasuhiro Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical head for optical disk recording/reproducing apparatus inclu...
Patent number
5,189,655
Issue date
Feb 23, 1993
Sharp Kabushiki Kaisha
Nobuo Ogata
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical element and optical pickup device comprising it
Patent number
5,085,496
Issue date
Feb 4, 1992
Sharp Kabushiki Kaisha
Yoshio Yoshida
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Wavelength control method controlling waveform for recording or rep...
Publication number
20080151337
Publication date
Jun 26, 2008
Sharp Kabushiki Kaisha
Yasunori Kanazawa
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup
Publication number
20070081431
Publication date
Apr 12, 2007
Sharp Kabushiki Kaisha
Yukio Watanabe
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup device recording and/or reproducing information on a...
Publication number
20070053270
Publication date
Mar 8, 2007
Sharp Kabushiki Kaisha
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup
Publication number
20070053272
Publication date
Mar 8, 2007
Sharp Kabushiki Kaisha
Yukio Watanabe
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup apparatus
Publication number
20070025228
Publication date
Feb 1, 2007
SHARP KABUSHIKI KAISHA
Kazunori Matsubara
G11 - INFORMATION STORAGE
Information
Patent Application
Split body, light emitting body and optical pickup device
Publication number
20060262695
Publication date
Nov 23, 2006
SHARP KABUSHIKI KAISHA
Kazuhiro Tsuchida
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup
Publication number
20050180293
Publication date
Aug 18, 2005
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Application
Optical miniaturized module, optical pickup device, and optical dis...
Publication number
20050152636
Publication date
Jul 14, 2005
Sharp Kabushiki Kaisha
Masaru Ogawa
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup
Publication number
20050141391
Publication date
Jun 30, 2005
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup and hologram laser
Publication number
20050100061
Publication date
May 12, 2005
Katsushige Masui
G11 - INFORMATION STORAGE
Information
Patent Application
Optical pickup
Publication number
20040252620
Publication date
Dec 16, 2004
Sharp Kabushiki Kaisha
Yukio Watanabe
G11 - INFORMATION STORAGE
Information
Patent Application
Tilt sensing apparatus
Publication number
20040238727
Publication date
Dec 2, 2004
Fumio Kokubo
G01 - MEASURING TESTING
Information
Patent Application
Optical pickup
Publication number
20040228257
Publication date
Nov 18, 2004
Kohji Minami
G11 - INFORMATION STORAGE
Information
Patent Application
Pickup for magneto-optical recording medium
Publication number
20040228256
Publication date
Nov 18, 2004
Tetsuo Ueyama
G11 - INFORMATION STORAGE
Information
Patent Application
Light integration unit, optical pickup device using the unit, and o...
Publication number
20040156299
Publication date
Aug 12, 2004
Keiji Sakai
G11 - INFORMATION STORAGE
Information
Patent Application
Compatible optical pickup using beams of different wavelength easy...
Publication number
20040001419
Publication date
Jan 1, 2004
Sharp Kabushiki Kaisha
Akira Ariyoshi
G11 - INFORMATION STORAGE
Information
Patent Application
DIFFRACTION GRATING HAVING MULTIPLE GRATINGS WITH DIFFERENT CYCLES...
Publication number
20020122253
Publication date
Sep 5, 2002
KAZUYA KITAMURA
G02 - OPTICS
Information
Patent Application
Optical pickup
Publication number
20020024916
Publication date
Feb 28, 2002
Tetsuo Ueyama
G11 - INFORMATION STORAGE