Katsushige Masui

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device, optical pickup apparatus, and method of...
- Patent number 8,547,814
- Issue date Oct 1, 2013
- Sharp Kabushiki Kaisha
- Shinzoh Murakami
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number 8,059,515
- Issue date Nov 15, 2011
- Sharp Kabushiki Kaisha
- Shinzoh Murakami
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical-integrated unit and optical pickup device used for reading...
- Patent number 7,911,922
- Issue date Mar 22, 2011
- Sharp Kabushiki Kaisha
- Katsushige Masui
- 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 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
Semiconductor laser device and optical pickup device
- Patent number 7,136,409
- Issue date Nov 14, 2006
- Sharp Kabushiki Kaisha
- Masahiro Ikehara
- 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
Holographic laser and optical pickup
- Patent number 6,983,005
- Issue date Jan 3, 2006
- Sharp Kabushiki Kaisha
- Katsushige Masui
- 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
Semiconductor laser device and method for producing the same
- Patent number 6,847,665
- Issue date Jan 25, 2005
- Sharp Kabushiki Kaisha
- Shigehiro Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser device and resin layer
- Patent number 5,557,116
- Issue date Sep 17, 1996
- Sharp Kabushiki Kaisha
- Katsushige Masui
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LASER DEVICE, OPTICAL PICKUP APPARATUS, AND METHOD OF...
- Publication number 20120063281
- Publication date Mar 15, 2012
- SHARP KABUSHIKI KAISHA
- Shinzoh MURAKAMI
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20100097919
- Publication date Apr 22, 2010
- Shinzoh MURAKAMI
- G11 - INFORMATION STORAGE
Information Patent Application
Optical-integrated unit and optical pickup device used for reading...
- Publication number 20080013434
- Publication date Jan 17, 2008
- SHARP KABUSHIKI KAISHA
- Katsushige Masui
- 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
Focus error detecting device and optical pickup apparatus provided...
- Publication number 20060018212
- Publication date Jan 26, 2006
- Sharp Kabushiki Kaisha
- Kazuhiro Tsuchida
- 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
Semiconductor laser device and optical pickup device
- Publication number 20040202224
- Publication date Oct 14, 2004
- Sharp Kabushiki Kaisha
- Masahiro Ikehara
- G02 - OPTICS
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
Semiconductor laser device and method for producing the same
- Publication number 20020141465
- Publication date Oct 3, 2002
- Shigehiro Yamada
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Holographic laser and optical pickup
- Publication number 20020097773
- Publication date Jul 25, 2002
- Sharp Kabushiki Kaisha
- Katsushige Masui
- G02 - OPTICS
Information Patent Application
Optical pickup
- Publication number 20020024916
- Publication date Feb 28, 2002
- Tetsuo Ueyama
- G11 - INFORMATION STORAGE

Katsushige Masui

Person

Patents Grantslast 30 patents

Semiconductor laser device, optical pickup apparatus, and method of...

Optical pickup apparatus

Optical-integrated unit and optical pickup device used for reading...

Splitting element, light emitter, and optical pickup apparatus

Optical pickup device using polarizing hologram element and hologra...

Semiconductor laser device and optical pickup device

Optical pickup

Holographic laser and optical pickup

Optical pickup

Semiconductor laser device and method for producing the same

Semiconductor laser device and resin layer

Patents Applicationslast 30 patents

SEMICONDUCTOR LASER DEVICE, OPTICAL PICKUP APPARATUS, AND METHOD OF...

OPTICAL PICKUP APPARATUS

Optical-integrated unit and optical pickup device used for reading...

Split body, light emitting body and optical pickup device

Focus error detecting device and optical pickup apparatus provided...

Optical pickup

Optical pickup and hologram laser

Semiconductor laser device and optical pickup device

Compatible optical pickup using beams of different wavelength easy...

Semiconductor laser device and method for producing the same

Holographic laser and optical pickup

Optical pickup