Hirofumi Toyama

Person

Minami-Ashigara-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Virtual image display device
- Patent number 12,135,431
- Issue date Nov 5, 2024
- FUJIFILM Corporation
- Naoyoshi Yamada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical element
- Patent number 12,038,662
- Issue date Jul 16, 2024
- FUJIFILM Corporation
- Nobuhiko Ichihara
- G02 - OPTICS
Information Patent Grant
Transparent screen
- Patent number 11,977,306
- Issue date May 7, 2024
- FUJIFILM Corporation
- Takahiro Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light absorbing body-containing film and backlight unit
- Patent number 11,914,172
- Issue date Feb 27, 2024
- FUJIFILM Corporation
- Hirofumi Toyama
- G02 - OPTICS
Information Patent Grant
Wavelength conversion member, backlight unit, and liquid crystal di...
- Patent number 11,740,506
- Issue date Aug 29, 2023
- FUJIFILM Corporation
- Akiko Watano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Phosphor-containing film and backlight unit
- Patent number 11,549,054
- Issue date Jan 10, 2023
- FUJIFILM Corporation
- Akiko Watano
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Optical apparatus for displaying an image in the air
- Patent number 11,294,198
- Issue date Apr 5, 2022
- FUJIFILM Corporation
- Naoyoshi Yamada
- G02 - OPTICS
Information Patent Grant
Optical film, lamination-type optical film, and aerial imaging devi...
- Patent number 11,249,323
- Issue date Feb 15, 2022
- FUJIFILM Corporation
- Yukito Saitoh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Backlight unit and liquid crystal display device
- Patent number 11,131,800
- Issue date Sep 28, 2021
- FUJIFILM Corporation
- Takashi Yonemoto
- G02 - OPTICS
Information Patent Grant
Phosphor-containing film and backlight unit
- Patent number 10,948,767
- Issue date Mar 16, 2021
- FUJIFILM Corporation
- Tatsuya Oba
- F21 - LIGHTING
Information Patent Grant
Cellulose acylate film, polarizing plate, liquid crystal display de...
- Patent number 9,971,068
- Issue date May 15, 2018
- FUJIFILM Corporation
- Jun Ishiyama
- G02 - OPTICS
Information Patent Grant
Optical film, optical compensation film, polarizing plate and liqui...
- Patent number 9,726,932
- Issue date Aug 8, 2017
- FUJIFILM Corporation
- Hajime Nakayama
- G02 - OPTICS
Information Patent Grant
Optical film, polarizing plate, and liquid crystal display device
- Patent number 9,703,008
- Issue date Jul 11, 2017
- FUJIFILM Corporation
- Hirofumi Toyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Optical film, optical compensation film, polarizing plate and liqui...
- Patent number 9,348,177
- Issue date May 24, 2016
- FUJIFILM Corporation
- Hajime Nakayama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Optical film, optical compensation film, polarizing plate and liqui...
- Patent number 9,097,837
- Issue date Aug 4, 2015
- FUJIFILM Corporation
- Hajime Nakayama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid crystal display device
- Patent number 8,836,897
- Issue date Sep 16, 2014
- FUJIFILM Corporation
- Jun Takeda
- G02 - OPTICS
Information Patent Grant
Optical film, optical compensation film, polarizing plate and liqui...
- Patent number 8,823,909
- Issue date Sep 2, 2014
- Fujifilm Corporation
- Hajime Nakayama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cellulose acylate film, its production method, polarizer and liquid...
- Patent number 8,792,071
- Issue date Jul 29, 2014
- FUJIFILM Corporation
- Hirofumi Toyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid crystal display device
- Patent number 8,675,159
- Issue date Mar 18, 2014
- FUJIFILM Corporation
- Hirofumi Toyama
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 8,477,274
- Issue date Jul 2, 2013
- Fujifilm Corporation
- Hajime Nakayama
- G02 - OPTICS
Information Patent Grant
Optical film and liquid crystal display device
- Patent number 8,477,275
- Issue date Jul 2, 2013
- FUJIFILM Corporation
- Hirofumi Toyama
- G02 - OPTICS
Information Patent Grant
Optical film, optical compensation film, polarizing plate and liqui...
- Patent number 8,368,859
- Issue date Feb 5, 2013
- FUJIFILM Corporation
- Hajime Nakayama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid-crystal display device having retardation films with differe...
- Patent number 8,203,675
- Issue date Jun 19, 2012
- Fujifilm Corporation
- Yujiro Yanai
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 8,159,635
- Issue date Apr 17, 2012
- Fujifilm Corporation
- Hirofumi Toyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
VA-mode liquid crystal display device
- Patent number 8,159,639
- Issue date Apr 17, 2012
- Fujifilm Corporation
- Yujiro Yanai
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Liquid crystal display device
- Patent number 8,159,634
- Issue date Apr 17, 2012
- Fujifilm Corporation
- Nobutaka Fukagawa
- G02 - OPTICS
Information Patent Grant
Liquid-crystal display device
- Patent number 7,990,502
- Issue date Aug 2, 2011
- Fujifilm Corporation
- Nobutaka Fukagawa
- G02 - OPTICS
Information Patent Grant
Polymer film, cyclic polyolefin film, method for manufacturing the...
- Patent number 7,796,205
- Issue date Sep 14, 2010
- Fujifilm Corporation
- Masaya Suzuki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Liquid crystal display device
- Patent number 7,697,095
- Issue date Apr 13, 2010
- Fujifilm Corporation
- Hirofumi Toyama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
VIRTUAL IMAGE DISPLAY DEVICE
- Publication number 20230400694
- Publication date Dec 14, 2023
- FUJIFILM CORPORATION
- Naoyoshi YAMADA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
QUANTUM DOT-CONTAINING POLYMERIZABLE COMPOSITION, CURED PRODUCT, WA...
- Publication number 20230088475
- Publication date Mar 23, 2023
- FUJIFILM CORPORATION
- Natsuru CHIKUSHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
TRANSPARENT SCREEN
- Publication number 20220326562
- Publication date Oct 13, 2022
- FUJIFILM CORPORATION
- Takahiro HAYASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
OPTICAL ELEMENT
- Publication number 20220214483
- Publication date Jul 7, 2022
- FUJIFILM CORPORATION
- Nobuhiko ICHIHARA
- G02 - OPTICS
Information Patent Application
OPTICAL ELEMENT
- Publication number 20220214576
- Publication date Jul 7, 2022
- FUJIFILM CORPORATION
- Nobuhiko ICHIHARA
- G02 - OPTICS
Information Patent Application
WAVELENGTH SELECTIVE ABSORPTION FILTER AND ORGANIC ELECTROLUMINESCE...
- Publication number 20220109128
- Publication date Apr 7, 2022
- FUJIFILM CORPORATION
- Nobutaka FUKAGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT ABSORBING BODY-CONTAINING FILM AND BACKLIGHT UNIT
- Publication number 20210341652
- Publication date Nov 4, 2021
- FUJIFILM CORPORATION
- Hirofumi TOYAMA
- B82 - NANO-TECHNOLOGY
Information Patent Application
BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20200341183
- Publication date Oct 29, 2020
- FUJIFILM CORPORATION
- Takashi YONEMOTO
- G02 - OPTICS
Information Patent Application
WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT, AND LIQUID CRYSTAL DI...
- Publication number 20200310195
- Publication date Oct 1, 2020
- FUJIFILM CORPORATION
- Akiko WATANO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL FILM, LAMINATION-TYPE OPTICAL FILM, AND AERIAL IMAGING DEVI...
- Publication number 20200050009
- Publication date Feb 13, 2020
- FUJIFILM CORPORATION
- Yukito SAITOH
- G02 - OPTICS
Information Patent Application
PHOSPHOR-CONTAINING FILM AND BACKLIGHT UNIT
- Publication number 20200032137
- Publication date Jan 30, 2020
- FUJIFILM CORPORATION
- Akiko WATANO
- G02 - OPTICS
Information Patent Application
OPTICAL APPARATUS
- Publication number 20190369409
- Publication date Dec 5, 2019
- FUJIFILM CORPORATION
- Naoyoshi YAMADA
- G02 - OPTICS
Information Patent Application
PHOSPHOR-CONTAINING FILM AND BACKLIGHT UNIT
- Publication number 20190258098
- Publication date Aug 22, 2019
- FUJIFILM CORPORATION
- Tatsuya OBA
- G02 - OPTICS
Information Patent Application
LIGHT ABSORBING BODY-CONTAINING FILM AND BACKLIGHT UNIT
- Publication number 20190251897
- Publication date Aug 15, 2019
- FUJIFILM CORPORATION
- Hirofumi TOYAMA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
PLANAR LIGHT SOURCE, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20190049762
- Publication date Feb 14, 2019
- FUJIFILM CORPORATION
- Takashi YONEMOTO
- G02 - OPTICS
Information Patent Application
LIGHTING DEVICE
- Publication number 20180314102
- Publication date Nov 1, 2018
- FUJIFILM CORPORATION
- Hirofumi TOYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT INCLUDING WAVELENGTH C...
- Publication number 20170248748
- Publication date Aug 31, 2017
- FUJIFILM CORPORATION
- Ryo SATAKE
- G02 - OPTICS
Information Patent Application
WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT INCLUDING WAVELENGTH C...
- Publication number 20170242179
- Publication date Aug 24, 2017
- FUJIFILM CORPORATION
- Ryo SATAKE
- G02 - OPTICS
Information Patent Application
WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT, LIQUID CRYSTAL DISPLA...
- Publication number 20170198149
- Publication date Jul 13, 2017
- FUJIFILM CORPORATION
- Naoyoshi YAMADA
- B32 - LAYERED PRODUCTS
Information Patent Application
CELLULOSE ACYLATE FILM, POLARIZING PLATE, LIQUID CRYSTAL DISPLAY DE...
- Publication number 20160291212
- Publication date Oct 6, 2016
- FUJIFILM CORPORATION
- Jun ISHIYAMA
- G02 - OPTICS
Information Patent Application
OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...
- Publication number 20160231606
- Publication date Aug 11, 2016
- FUJIFILM CORPORATION
- Hajime NAKAYAMA
- G02 - OPTICS
Information Patent Application
OPTICAL FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20150355491
- Publication date Dec 10, 2015
- FUJIFILM CORPORATION
- Hirofumi TOYAMA
- G02 - OPTICS
Information Patent Application
OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...
- Publication number 20150309348
- Publication date Oct 29, 2015
- FUJIFILM CORPORATION
- Hajime NAKAYAMA
- G02 - OPTICS
Information Patent Application
CELLULOSE ACYLATE FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY...
- Publication number 20150158987
- Publication date Jun 11, 2015
- FUJIFILM CORPORATION
- Hirofumi TOYAMA
- G02 - OPTICS
Information Patent Application
OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...
- Publication number 20140377528
- Publication date Dec 25, 2014
- FUJIFILM Corporation
- Hajime NAKAYAMA
- G02 - OPTICS
Information Patent Application
OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARZING PLATE AND LIQUID...
- Publication number 20140055732
- Publication date Feb 27, 2014
- FUJIFILM Corporation
- Hajime NAKAYAMA
- G02 - OPTICS
Information Patent Application
CELLULOSE ACYLATE LAMINATE FILM AND ITS PRODUCTION METHOD, POLARIZE...
- Publication number 20130083274
- Publication date Apr 4, 2013
- FUJIFILM CORPORATION
- Isao FUJIWARA
- B32 - LAYERED PRODUCTS
Information Patent Application
CELLULOSE ESTER FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY D...
- Publication number 20130068133
- Publication date Mar 21, 2013
- FUJIFILM CORPORATION
- Shusuke ARITA
- G02 - OPTICS
Information Patent Application
OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...
- Publication number 20130003000
- Publication date Jan 3, 2013
- FUJIFILM Corporation
- Hajime NAKAYAMA
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20120262651
- Publication date Oct 18, 2012
- FUJIFILM CORPORATION
- Jun TAKEDA
- G02 - OPTICS

Hirofumi Toyama

Person

Patents Grantslast 30 patents

Virtual image display device

Optical element

Transparent screen

Light absorbing body-containing film and backlight unit

Wavelength conversion member, backlight unit, and liquid crystal di...

Phosphor-containing film and backlight unit

Optical apparatus for displaying an image in the air

Optical film, lamination-type optical film, and aerial imaging devi...

Backlight unit and liquid crystal display device

Phosphor-containing film and backlight unit

Cellulose acylate film, polarizing plate, liquid crystal display de...

Optical film, optical compensation film, polarizing plate and liqui...

Optical film, polarizing plate, and liquid crystal display device

Optical film, optical compensation film, polarizing plate and liqui...

Optical film, optical compensation film, polarizing plate and liqui...

Liquid crystal display device

Optical film, optical compensation film, polarizing plate and liqui...

Cellulose acylate film, its production method, polarizer and liquid...

Liquid crystal display device

Liquid crystal display device

Optical film and liquid crystal display device

Optical film, optical compensation film, polarizing plate and liqui...

Liquid-crystal display device having retardation films with differe...

Liquid crystal display device

VA-mode liquid crystal display device

Liquid crystal display device

Liquid-crystal display device

Polymer film, cyclic polyolefin film, method for manufacturing the...

Liquid crystal display device

Patents Applicationslast 30 patents

VIRTUAL IMAGE DISPLAY DEVICE

QUANTUM DOT-CONTAINING POLYMERIZABLE COMPOSITION, CURED PRODUCT, WA...

TRANSPARENT SCREEN

OPTICAL ELEMENT

OPTICAL ELEMENT

WAVELENGTH SELECTIVE ABSORPTION FILTER AND ORGANIC ELECTROLUMINESCE...

LIGHT ABSORBING BODY-CONTAINING FILM AND BACKLIGHT UNIT

BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE

WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT, AND LIQUID CRYSTAL DI...

OPTICAL FILM, LAMINATION-TYPE OPTICAL FILM, AND AERIAL IMAGING DEVI...

PHOSPHOR-CONTAINING FILM AND BACKLIGHT UNIT

OPTICAL APPARATUS

PHOSPHOR-CONTAINING FILM AND BACKLIGHT UNIT

LIGHT ABSORBING BODY-CONTAINING FILM AND BACKLIGHT UNIT

PLANAR LIGHT SOURCE, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY DEVICE

LIGHTING DEVICE

WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT INCLUDING WAVELENGTH C...

WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT INCLUDING WAVELENGTH C...

WAVELENGTH CONVERSION MEMBER, BACKLIGHT UNIT, LIQUID CRYSTAL DISPLA...

CELLULOSE ACYLATE FILM, POLARIZING PLATE, LIQUID CRYSTAL DISPLAY DE...

OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...

OPTICAL FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE

OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...

CELLULOSE ACYLATE FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY...

OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...

OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARZING PLATE AND LIQUID...

CELLULOSE ACYLATE LAMINATE FILM AND ITS PRODUCTION METHOD, POLARIZE...

CELLULOSE ESTER FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY D...

OPTICAL FILM, OPTICAL COMPENSATION FILM, POLARIZING PLATE AND LIQUI...

LIQUID CRYSTAL DISPLAY DEVICE