Tatsuo Sugahara

Person

Mie, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light reflection sheet, light source device, and display device
- Patent number 9,341,888
- Issue date May 17, 2016
- Sharp Kabushiki Kaisha
- Hideto Takeuchi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Reflection sheet light source device and display device
- Patent number 9,175,828
- Issue date Nov 3, 2015
- Sharp Kabushiki Kaisha
- Hideto Takeuchi
- F21 - LIGHTING
Information Patent Grant
Light source device, illuminating device, backlight device, liquid...
- Patent number 9,104,064
- Issue date Aug 11, 2015
- Sharp Kabushiki Kaisha
- Hideto Takeuchi
- G02 - OPTICS
Information Patent Grant
Light source device and display device
- Patent number 9,097,403
- Issue date Aug 4, 2015
- Sharp Kabushiki Kaisha
- Hideto Takeuchi
- F21 - LIGHTING
Information Patent Grant
Light source device and display device
- Patent number 9,039,220
- Issue date May 26, 2015
- Sharp Kabushiki Kaisha
- Hideto Takeuchi
- F21 - LIGHTING
Information Patent Grant
Light source device and display device
- Patent number 8,807,771
- Issue date Aug 19, 2014
- Sharp Kabushiki Kaisha
- Hideto Takeuchi
- F21 - LIGHTING
Information Patent Grant
Light source device and display device
- Patent number 8,632,200
- Issue date Jan 21, 2014
- Sharp Kabushiki Kaisha
- Hideto Takeuchi
- F21 - LIGHTING
Information Patent Grant
Surface light source device and liquid crystal display device
- Patent number RE44008
- Issue date Feb 19, 2013
- Sharp Kabushiki Kaisha
- Tatsuo Sugahara
- 362 - Illumination
Information Patent Grant
Display device and liquid crystal display device having a back fram...
- Patent number 7,295,258
- Issue date Nov 13, 2007
- Sharp Kabushiki Kaisha
- Tatsuo Sugahara
- G02 - OPTICS
Information Patent Grant
Surface light source device and liquid crystal display device
- Patent number 7,178,968
- Issue date Feb 20, 2007
- Sharp Kabushiki Kaisha
- Tatsuo Sugahara
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SOURCE DEVICE AND DISPLAY DEVICE
- Publication number 20140313733
- Publication date Oct 23, 2014
- Hideto Takeuchi
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE AND DISPLAY DEVICE
- Publication number 20140098520
- Publication date Apr 10, 2014
- Sharp Kabushiki Kaisha
- Hideto TAKEUCHI
- G02 - OPTICS
Information Patent Application
REFLECTION SHEET LIGHT SOURCE DEVICE AND DISPLAY DEVICE
- Publication number 20130279173
- Publication date Oct 24, 2013
- Hideto Takeuchi
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE, ILLUMINATING DEVICE, BACKLIGHT DEVICE, LIQUID...
- Publication number 20120105763
- Publication date May 3, 2012
- Hideto Takeuchi
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE AND DIPLAY DEVICE
- Publication number 20120087122
- Publication date Apr 12, 2012
- Hideto Takeuchi
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE AND DISPLAY DEVICE
- Publication number 20120087126
- Publication date Apr 12, 2012
- Hideto Takeuchi
- G02 - OPTICS
Information Patent Application
LIGHT REFLECTION SHEET, LIGHT SOURCE DEVICE, AND DISPLAY DEVICE
- Publication number 20120063133
- Publication date Mar 15, 2012
- Hideto Takeuchi
- G02 - OPTICS
Information Patent Application
Surface light source device and liquid crystal display device
- Publication number 20050141245
- Publication date Jun 30, 2005
- Tatsuo Sugahara
- G02 - OPTICS
Information Patent Application
Display device and liquid crystal display device
- Publication number 20050117086
- Publication date Jun 2, 2005
- Tatsuo Sugahara
- G02 - OPTICS

Tatsuo Sugahara

Person

Patents Grantslast 30 patents

Light reflection sheet, light source device, and display device

Reflection sheet light source device and display device

Light source device, illuminating device, backlight device, liquid...

Light source device and display device

Light source device and display device

Light source device and display device

Light source device and display device

Surface light source device and liquid crystal display device

Display device and liquid crystal display device having a back fram...

Surface light source device and liquid crystal display device

Patents Applicationslast 30 patents

LIGHT SOURCE DEVICE AND DISPLAY DEVICE

LIGHT SOURCE DEVICE AND DISPLAY DEVICE

REFLECTION SHEET LIGHT SOURCE DEVICE AND DISPLAY DEVICE

LIGHT SOURCE DEVICE, ILLUMINATING DEVICE, BACKLIGHT DEVICE, LIQUID...

LIGHT SOURCE DEVICE AND DIPLAY DEVICE

LIGHT SOURCE DEVICE AND DISPLAY DEVICE

LIGHT REFLECTION SHEET, LIGHT SOURCE DEVICE, AND DISPLAY DEVICE

Surface light source device and liquid crystal display device

Display device and liquid crystal display device