Mari Sugawara

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reflection-type liquid crystal display device
- Patent number 8,134,661
- Issue date Mar 13, 2012
- Sharp Kabushiki Kaisha
- Tetsuya Hamada
- G02 - OPTICS
Information Patent Grant
Illumination device and liquid crystal display device using the same
- Patent number 8,049,711
- Issue date Nov 1, 2011
- Sharp Kabushiki Kaisha
- Tetsuya Kobayashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Backlight having a polarization separating element
- Patent number 7,541,723
- Issue date Jun 2, 2009
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- F21 - LIGHTING
Information Patent Grant
Lighting unit
- Patent number 7,494,259
- Issue date Feb 24, 2009
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- G01 - MEASURING TESTING
Information Patent Grant
Reflection-type liquid crystal display device
- Patent number 7,359,011
- Issue date Apr 15, 2008
- Sharp Kabushiki Kaisha
- Tetsuya Hamada
- G02 - OPTICS
Information Patent Grant
Backlight having discharge tube, reflector and heat conduction memb...
- Patent number 7,309,146
- Issue date Dec 18, 2007
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- F21 - LIGHTING
Information Patent Grant
Illumination device and liquid crystal display device using the same
- Patent number 7,277,079
- Issue date Oct 2, 2007
- Sharp Kabushiki Kaisha
- Tetsuya Kobayashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method of producing a backlight having a discharge tube containing...
- Patent number 7,169,005
- Issue date Jan 30, 2007
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- F21 - LIGHTING
Information Patent Grant
Backlight having discharge tube, reflector and heat conduction memb...
- Patent number 7,164,224
- Issue date Jan 16, 2007
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- F21 - LIGHTING
Information Patent Grant
Lighting unit and display device
- Patent number 7,163,331
- Issue date Jan 16, 2007
- Sharp Kabushiki Kaisha
- Toshihiro Suzuki
- G02 - OPTICS
Information Patent Grant
Light source device having high limit-emitting efficiency
- Patent number 7,122,946
- Issue date Oct 17, 2006
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light guide plate, light source device equipped therewith and displ...
- Patent number 7,073,933
- Issue date Jul 11, 2006
- Sharp Kabushiki Kaisha
- Takeshi Gotoh
- G02 - OPTICS
Information Patent Grant
Light source device, method of producing the same, and display appa...
- Patent number 7,015,632
- Issue date Mar 21, 2006
- Sharp Kabushiki Kaisha
- Tetsuya Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reflection type liquid crystal display device and manufacturing met...
- Patent number 6,882,388
- Issue date Apr 19, 2005
- Fujitsu Display Technologies Corporation
- Norio Sugiura
- G02 - OPTICS
Information Patent Grant
Display device with condenser elements
- Patent number 6,819,366
- Issue date Nov 16, 2004
- Fujitsu Limited
- Toshihiro Suzuki
- G02 - OPTICS
Information Patent Grant
Lighting unit
- Patent number 6,655,810
- Issue date Dec 2, 2003
- Fujitsu Display Technologies Corporation
- Keiji Hayashi
- G01 - MEASURING TESTING
Information Patent Grant
Display device having diffraction grating
- Patent number 6,639,642
- Issue date Oct 28, 2003
- Fujitsu Limited
- Toshihiro Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Display device with condenser elements
- Patent number 6,559,910
- Issue date May 6, 2003
- Fujitsu Limited
- Toshihiro Suzuki
- G02 - OPTICS
Information Patent Grant
Luminaire with improved light utilization efficiency
- Patent number 6,552,760
- Issue date Apr 22, 2003
- Fujitsu Limited
- Takeshi Gotoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projector
- Patent number 6,513,936
- Issue date Feb 4, 2003
- Fujitsu Limited
- Masaru Ishiwa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection type display apparatus having air cooling arrangement
- Patent number 6,481,854
- Issue date Nov 19, 2002
- Fujitsu Limited
- Mari Sugawara
- G02 - OPTICS
Information Patent Grant
Projection type display
- Patent number 6,379,010
- Issue date Apr 30, 2002
- Fujitsu Limited
- Toshihiro Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection type display
- Patent number 6,322,218
- Issue date Nov 27, 2001
- Fujitsu Limited
- Mari Sugawara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical display device having a reflection-type polarizer
- Patent number 6,246,506
- Issue date Jun 12, 2001
- Fujitsu Limited
- Tetsuya Kobayashi
- G02 - OPTICS
Information Patent Grant
Optical display device having a reflection-type polarizer
- Patent number 6,111,700
- Issue date Aug 29, 2000
- Fujitsu Limited
- Tetsuya Kobayashi
- G02 - OPTICS
Information Patent Grant
Display device having diffraction grating
- Patent number 5,959,704
- Issue date Sep 28, 1999
- Fujitsu Limited
- Toshihiro Suzuki
- G02 - OPTICS
Information Patent Grant
Protection type display device with polarized light reflecting mirr...
- Patent number 5,826,960
- Issue date Oct 27, 1998
- Fujitsu Limited
- Takeshi Gotoh
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Polarization separation/conversion device for polarized lighting ap...
- Patent number 5,764,412
- Issue date Jun 9, 1998
- Fujitsu Limited
- Toshihiro Suzuki
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME
- Publication number 20110292097
- Publication date Dec 1, 2011
- Sharp Kabushiki Kaisha
- Tetsuya Kobayashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
REFLECTION-TYPE LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20110181815
- Publication date Jul 28, 2011
- Sharp Kabushiki Kaisha
- Tetsuya Hamada
- G02 - OPTICS
Information Patent Application
Reflection-type liquid crystal display device
- Publication number 20080074591
- Publication date Mar 27, 2008
- Sharp Kabushiki Kaisha
- Tetsuya Hamada
- G02 - OPTICS
Information Patent Application
Liquid crystal display and method of manufacturing the same
- Publication number 20080068331
- Publication date Mar 20, 2008
- Sharp Kabushiki Kaisha
- Mari Sugawara
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Backlight having discharge tube, reflector and heat conduction memb...
- Publication number 20080062700
- Publication date Mar 13, 2008
- Sharp Kabushiki Kaisha
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Illumination device and liquid crystal display device using the same
- Publication number 20080018575
- Publication date Jan 24, 2008
- Tetsuya Kobayashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Lighting unit
- Publication number 20050276072
- Publication date Dec 15, 2005
- FUJITSU DISPLAY TECHNOLOGIES CORPORATION
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Method of producing a backlight having a discharge tube containing...
- Publication number 20050255784
- Publication date Nov 17, 2005
- Fujitsu Display Technologies Corporation
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Optical sheet having a diffusion portion
- Publication number 20050242693
- Publication date Nov 3, 2005
- Fujitsu Display Technologies Corporation
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Backlight having a polarization separating element
- Publication number 20050236948
- Publication date Oct 27, 2005
- Fujitsu Display Technologies Corporation
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Backlight having discharge tube, reflector and heat conduction memb...
- Publication number 20050179352
- Publication date Aug 18, 2005
- Fujitsu Display Technologies Corporation
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Reflection-type liquid crystal display device
- Publication number 20040223094
- Publication date Nov 11, 2004
- Fujitsu Display Technologies Corporation
- Tetsuya Hamada
- G02 - OPTICS
Information Patent Application
Light source device and display having the same
- Publication number 20040124764
- Publication date Jul 1, 2004
- FUJITSU DISPLAY TECHNOLOGIES CORP.
- Toshihiro Suzuki
- G02 - OPTICS
Information Patent Application
Illumination device and liquid crystal display device using the same
- Publication number 20040114396
- Publication date Jun 17, 2004
- Fujitsu Display Technologies Corporation
- Tetsuya Kobayashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Light source device
- Publication number 20040051429
- Publication date Mar 18, 2004
- Fujitsu Display Technologies Corporation
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
Lighting unit and display device
- Publication number 20040042233
- Publication date Mar 4, 2004
- Fujitsu Display Technologies Corporation
- Toshihiro Suzuki
- G02 - OPTICS
Information Patent Application
Liquid crystal display and method of manufacturing the same
- Publication number 20030174262
- Publication date Sep 18, 2003
- Fujitsu Display Technologies Corporation
- Mari Sugawara
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Light guide plate, light source device equipped therewith and displ...
- Publication number 20030137821
- Publication date Jul 24, 2003
- FUJITSU DISPLAY TECHNOLOGIES CORP.
- Takeshi Gotoh
- G02 - OPTICS
Information Patent Application
Display device with condenser elements
- Publication number 20030098933
- Publication date May 29, 2003
- Fujitsu Limited
- TOSHIHIRO SUZUKI
- G02 - OPTICS
Information Patent Application
Light source device, method of producing the same, and display appa...
- Publication number 20030062814
- Publication date Apr 3, 2003
- FUJITSU LIMITED
- Tetsuya Kobayashi
- G02 - OPTICS
Information Patent Application
Reflection type liquid crystal display device and manufacturing met...
- Publication number 20020140886
- Publication date Oct 3, 2002
- FUJITSU LIMITED
- Norio Sugiura
- G02 - OPTICS
Information Patent Application
Backlight having discharge tube, reflector and heat conduction memb...
- Publication number 20020113534
- Publication date Aug 22, 2002
- FUJITSU LIMITED
- Keiji Hayashi
- G02 - OPTICS
Information Patent Application
DISPLAY DEVICE WITH CONDENSER ELEMENTS
- Publication number 20020018151
- Publication date Feb 14, 2002
- FUJITSU LIMITED
- TOSHIHIRO SUZUKI
- G02 - OPTICS
Information Patent Application
Lighting unit
- Publication number 20020015297
- Publication date Feb 7, 2002
- FUJITSU LIMITED
- Keiji Hayashi
- G01 - MEASURING TESTING

Mari Sugawara

Person

Patents Grantslast 30 patents

Reflection-type liquid crystal display device

Illumination device and liquid crystal display device using the same

Backlight having a polarization separating element

Lighting unit

Reflection-type liquid crystal display device

Backlight having discharge tube, reflector and heat conduction memb...

Illumination device and liquid crystal display device using the same

Method of producing a backlight having a discharge tube containing...

Backlight having discharge tube, reflector and heat conduction memb...

Lighting unit and display device

Light source device having high limit-emitting efficiency

Light guide plate, light source device equipped therewith and displ...

Light source device, method of producing the same, and display appa...

Reflection type liquid crystal display device and manufacturing met...

Display device with condenser elements

Lighting unit

Display device having diffraction grating

Display device with condenser elements

Luminaire with improved light utilization efficiency

Projector

Projection type display apparatus having air cooling arrangement

Projection type display

Projection type display

Optical display device having a reflection-type polarizer

Optical display device having a reflection-type polarizer

Display device having diffraction grating

Protection type display device with polarized light reflecting mirr...

Polarization separation/conversion device for polarized lighting ap...

Patents Applicationslast 30 patents

ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME

REFLECTION-TYPE LIQUID CRYSTAL DISPLAY DEVICE

Reflection-type liquid crystal display device

Liquid crystal display and method of manufacturing the same

Backlight having discharge tube, reflector and heat conduction memb...

Illumination device and liquid crystal display device using the same

Lighting unit

Method of producing a backlight having a discharge tube containing...

Optical sheet having a diffusion portion

Backlight having a polarization separating element

Backlight having discharge tube, reflector and heat conduction memb...

Reflection-type liquid crystal display device

Light source device and display having the same

Illumination device and liquid crystal display device using the same

Light source device

Lighting unit and display device

Liquid crystal display and method of manufacturing the same

Light guide plate, light source device equipped therewith and displ...

Display device with condenser elements

Light source device, method of producing the same, and display appa...

Reflection type liquid crystal display device and manufacturing met...

Backlight having discharge tube, reflector and heat conduction memb...

DISPLAY DEVICE WITH CONDENSER ELEMENTS

Lighting unit