Yoshifumi Sekiguchi

Person

Hitachiota, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Scintillator, measuring device, mass spectrometer, and electron mic...
- Patent number 12,072,454
- Issue date Aug 27, 2024
- HITACHI HIGH-TECH CORPORATION
- Shin Imamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light source and biochemical analyzer
- Patent number 11,906,420
- Issue date Feb 20, 2024
- HITACHI HIGH-TECH CORPORATION
- Yoshifumi Sekiguchi
- G01 - MEASURING TESTING
Information Patent Grant
Charged particle beam apparatus
- Patent number 11,694,873
- Issue date Jul 4, 2023
- HITACHI HIGH-TECH CORPORATION
- Yoshifumi Sekiguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color display device
- Patent number 11,650,450
- Issue date May 16, 2023
- Japan Display Inc.
- Shoichi Hirota
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Charged particle beam apparatus
- Patent number 11,515,120
- Issue date Nov 29, 2022
- HITACHI HIGH-TECH CORPORATION
- Yoshifumi Sekiguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Color evaluation device, color evaluation method, and indication ob...
- Patent number 11,398,055
- Issue date Jul 26, 2022
- Hitachi, Ltd.
- Yuji Suwa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color display device
- Patent number 11,347,100
- Issue date May 31, 2022
- Japan Display Inc.
- Shoichi Hirota
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Color display device
- Patent number 10,935,834
- Issue date Mar 2, 2021
- Japan Display Inc.
- Shoichi Hirota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light guide, detector having light guide, and charged particle beam...
- Patent number 10,679,821
- Issue date Jun 9, 2020
- HITACHI HIGH-TECH CORPORATION
- Yoshifumi Sekiguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Height detection apparatus and charged particle beam apparatus
- Patent number 10,641,607
- Issue date May 5, 2020
- Hitachi High-Technologies Corporation
- Yoshifumi Sekiguchi
- G01 - MEASURING TESTING
Information Patent Grant
Light guide, detector having light guide, and charged particle beam...
- Patent number 10,593,512
- Issue date Mar 17, 2020
- Hitachi High-Technologies Corporation
- Yoshifumi Sekiguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multilayer glass
- Patent number 10,566,503
- Issue date Feb 18, 2020
- Hitachi, Ltd.
- Hiroki Kaneko
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Color display, liquid crystal display, and semi-transmissive liquid...
- Patent number 10,551,664
- Issue date Feb 4, 2020
- Japan Display Inc.
- Shoichi Hirota
- G02 - OPTICS
Information Patent Grant
Color display, liquid crystal display, and semi-transmissive liquid...
- Patent number 9,626,918
- Issue date Apr 18, 2017
- Japan Display Inc.
- Shoichi Hirota
- G02 - OPTICS
Information Patent Grant
Color display, liquid crystal display, and semi-transmissive liquid...
- Patent number 8,891,044
- Issue date Nov 18, 2014
- Japan Display Inc.
- Shoichi Hirota
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display device
- Patent number 8,780,298
- Issue date Jul 15, 2014
- Japan Display Inc.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 8,659,718
- Issue date Feb 25, 2014
- Panasonic Liquid Crystal Display Co., Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Illuminating device and liquid-crystal display device using the same
- Patent number 8,421,957
- Issue date Apr 16, 2013
- Hitachi Displays, Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device and illuminating device
- Patent number 8,384,845
- Issue date Feb 26, 2013
- Hitachi Displays, Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 8,194,203
- Issue date Jun 5, 2012
- Panasonic Liquid Crystal Display Co., Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 8,164,712
- Issue date Apr 24, 2012
- Hitachi Displays, Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device comprising at least one groove having...
- Patent number 8,089,582
- Issue date Jan 3, 2012
- Hitachi Displays, Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 8,054,407
- Issue date Nov 8, 2011
- Panasonic Liquid Crystal Display Co., Ltd.
- Yoshihiro Imojo
- G02 - OPTICS
Information Patent Grant
Display apparatus with arrangement to decrease quantity of backligh...
- Patent number 8,004,545
- Issue date Aug 23, 2011
- Hitachi Displays, Ltd.
- Tatsuki Inuzuka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display device
- Patent number 7,990,491
- Issue date Aug 2, 2011
- Hitachi Displays, Ltd.
- Daisuke Kajita
- G02 - OPTICS
Information Patent Grant
Illuminating device and liquid-crystal display device using the same
- Patent number 7,982,709
- Issue date Jul 19, 2011
- Hitachi Displays, Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device with a backlight unit having a diffus...
- Patent number 7,944,526
- Issue date May 17, 2011
- Hitachi Displays, Ltd.
- Yoshihiro Imajo
- G02 - OPTICS
Information Patent Grant
Illumination unit and display unit incorporating the same
- Patent number 7,905,616
- Issue date Mar 15, 2011
- Hitachi, Ltd.
- Akitoyo Konno
- G02 - OPTICS
Information Patent Grant
Liquid crystal display apparatus
- Patent number 7,855,760
- Issue date Dec 21, 2010
- Hitachi, Ltd.
- Makoto Tsumura
- G02 - OPTICS
Information Patent Grant
Illumination device and display device incorporating the same
- Patent number 7,824,049
- Issue date Nov 2, 2010
- Hitachi Displays, Ltd.
- Hiroki Kaneko
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
PHOSPHOR, LIGHT SOURCE USING SAME, BIOCHEMICAL ANALYSIS DEVICE, AND...
- Publication number 20230374377
- Publication date Nov 23, 2023
- HITACHI HIGH-TECH CORPORATION
- Masaaki KOMATSU
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DEVICE FOR DETECTING CHARGED PARTICLES OR RADIATION
- Publication number 20230266485
- Publication date Aug 24, 2023
- Hitachi High-Tech Corporation
- Laila Ambar SARI
- G01 - MEASURING TESTING
Information Patent Application
CHARGED PARTICLE DETECTOR, CHARGED PARTICLE RAY DEVICE, RADIATION D...
- Publication number 20230050424
- Publication date Feb 16, 2023
- HITACHI HIGH-TECH CORPORATION
- Takumu IWANAKA
- G01 - MEASURING TESTING
Information Patent Application
CHARGED PARTICLE BEAM APPARATUS
- Publication number 20230030651
- Publication date Feb 2, 2023
- HITACHI HIGH-TECH CORPORATION
- Yoshifumi SEKIGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SCINTILLATOR, MEASURING DEVICE, MASS SPECTROMETER, AND ELECTRON MIC...
- Publication number 20220413169
- Publication date Dec 29, 2022
- HITACHI HIGH-TECH CORPORATION
- Shin IMAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COLOR DISPLAY DEVICE
- Publication number 20220276530
- Publication date Sep 1, 2022
- Japan Display Inc.
- Shoichi HIROTA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Light Source and Biochemical Analyzer
- Publication number 20220214266
- Publication date Jul 7, 2022
- Hitachi High-Tech Corporation
- Yoshifumi SEKIGUCHI
- G01 - MEASURING TESTING
Information Patent Application
CHARGED PARTICLE BEAM APPARATUS
- Publication number 20210183614
- Publication date Jun 17, 2021
- HITACHI HIGH-TECH CORPORATION
- Yoshifumi SEKIGUCHI
- G01 - MEASURING TESTING
Information Patent Application
COLOR EVALUATION DEVICE, COLOR EVALUATION METHOD, AND INDICATION OB...
- Publication number 20210158574
- Publication date May 27, 2021
- Hitachi, Ltd
- Yuji SUWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Color Display Device
- Publication number 20210149243
- Publication date May 20, 2021
- Japan Display Inc.
- Shoichi HIROTA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light Guide, Detector Having Light Guide, and Charged Particle Beam...
- Publication number 20200203120
- Publication date Jun 25, 2020
- Hitachi High-Technologies Corporation
- Yoshifumi SEKIGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Color Display Device
- Publication number 20200133055
- Publication date Apr 30, 2020
- Japan Display Inc.
- Shoichi HIROTA
- G02 - OPTICS
Information Patent Application
HEIGHT DETECTION APPARATUS AND CHARGED PARTICLE BEAM APPARATUS
- Publication number 20190323835
- Publication date Oct 24, 2019
- Hitachi High-Technologies Corporation
- Yoshifumi SEKIGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Light Guide, Detector Having Light Guide, and Charged Particle Beam...
- Publication number 20190115186
- Publication date Apr 18, 2019
- Hitachi High-Technologies Corporation
- Yoshifumi SEKIGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MULTILAYER GLASS
- Publication number 20180294386
- Publication date Oct 11, 2018
- Hitachi, Ltd
- Hiroki KANEKO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COLOR DISPLAY, LIQUID CRYSTAL DISPLAY, AND SEMI-TRANSMISSIVE LIQUID...
- Publication number 20170178577
- Publication date Jun 22, 2017
- Japan Display Inc.
- Shoichi HIROTA
- G02 - OPTICS
Information Patent Application
COLOR DISPLAY, LIQUID CRYSTAL DISPLAY, AND SEMI-TRANSMISSIVE LIQUID...
- Publication number 20150035738
- Publication date Feb 5, 2015
- Japan Display Inc.
- Shoichi HIROTA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20120162569
- Publication date Jun 28, 2012
- PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
- Yoshifumi SEKIGUCHI
- G02 - OPTICS
Information Patent Application
Illuminating Device And Liquid-Crystal Display Device Using The Same
- Publication number 20110267559
- Publication date Nov 3, 2011
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE AND ILLUMINATING DEVICE
- Publication number 20110181809
- Publication date Jul 28, 2011
- Hitachi Displays, Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20110176086
- Publication date Jul 21, 2011
- Hitachi Displays, Ltd.
- Yoshifumi SEKIGUCHI
- G02 - OPTICS
Information Patent Application
Liquid crystal display device with a backlight unit having a diffus...
- Publication number 20100165249
- Publication date Jul 1, 2010
- Hitachi Displays, Ltd.
- Yoshihiro Imajo
- G02 - OPTICS
Information Patent Application
Liquid crystal display device with a backlight unit having a diffus...
- Publication number 20100165250
- Publication date Jul 1, 2010
- Hitachi Displays, Ltd.
- Yoshihiro Imajo
- G02 - OPTICS
Information Patent Application
Illuminating Device And Liquid-Crystal Display Device Using The Same
- Publication number 20100165246
- Publication date Jul 1, 2010
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Application
THIN FILM TRANSISTOR AND SEMICONDUCTOR DEVICE USING THE SAME
- Publication number 20100090220
- Publication date Apr 15, 2010
- Hitachi, Ltd
- Masahiro Kawasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20090213293
- Publication date Aug 27, 2009
- Yoshifumi Sekiguchi
- G02 - OPTICS
Information Patent Application
Liquid Crystal Display Appliance
- Publication number 20090167990
- Publication date Jul 2, 2009
- Akitoyo Konno
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Liquid Crystal Display Appliance and Lighting System
- Publication number 20090096955
- Publication date Apr 16, 2009
- Akitoyo Konno
- G02 - OPTICS
Information Patent Application
Liquid Crystal Display Device
- Publication number 20090096951
- Publication date Apr 16, 2009
- Daisuke Kajita
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20090086121
- Publication date Apr 2, 2009
- Hitachi Displays, Ltd.
- Yoshifumi Sekiguchi
- G02 - OPTICS

Yoshifumi Sekiguchi

Person

Patents Grantslast 30 patents

Scintillator, measuring device, mass spectrometer, and electron mic...

Light source and biochemical analyzer

Charged particle beam apparatus

Color display device

Charged particle beam apparatus

Color evaluation device, color evaluation method, and indication ob...

Color display device

Color display device

Light guide, detector having light guide, and charged particle beam...

Height detection apparatus and charged particle beam apparatus

Light guide, detector having light guide, and charged particle beam...

Multilayer glass

Color display, liquid crystal display, and semi-transmissive liquid...

Color display, liquid crystal display, and semi-transmissive liquid...

Color display, liquid crystal display, and semi-transmissive liquid...

Liquid crystal display device

Liquid crystal display device

Illuminating device and liquid-crystal display device using the same

Liquid crystal display device and illuminating device

Liquid crystal display device

Liquid crystal display device

Liquid crystal display device comprising at least one groove having...

Liquid crystal display device

Display apparatus with arrangement to decrease quantity of backligh...

Liquid crystal display device

Illuminating device and liquid-crystal display device using the same

Liquid crystal display device with a backlight unit having a diffus...

Illumination unit and display unit incorporating the same

Liquid crystal display apparatus

Illumination device and display device incorporating the same

Patents Applicationslast 30 patents

PHOSPHOR, LIGHT SOURCE USING SAME, BIOCHEMICAL ANALYSIS DEVICE, AND...

DEVICE FOR DETECTING CHARGED PARTICLES OR RADIATION

CHARGED PARTICLE DETECTOR, CHARGED PARTICLE RAY DEVICE, RADIATION D...

CHARGED PARTICLE BEAM APPARATUS

SCINTILLATOR, MEASURING DEVICE, MASS SPECTROMETER, AND ELECTRON MIC...

COLOR DISPLAY DEVICE

Light Source and Biochemical Analyzer

CHARGED PARTICLE BEAM APPARATUS

COLOR EVALUATION DEVICE, COLOR EVALUATION METHOD, AND INDICATION OB...

Color Display Device

Light Guide, Detector Having Light Guide, and Charged Particle Beam...

Color Display Device

HEIGHT DETECTION APPARATUS AND CHARGED PARTICLE BEAM APPARATUS

Light Guide, Detector Having Light Guide, and Charged Particle Beam...

MULTILAYER GLASS

COLOR DISPLAY, LIQUID CRYSTAL DISPLAY, AND SEMI-TRANSMISSIVE LIQUID...

COLOR DISPLAY, LIQUID CRYSTAL DISPLAY, AND SEMI-TRANSMISSIVE LIQUID...

LIQUID CRYSTAL DISPLAY DEVICE

Illuminating Device And Liquid-Crystal Display Device Using The Same

LIQUID CRYSTAL DISPLAY DEVICE AND ILLUMINATING DEVICE

LIQUID CRYSTAL DISPLAY DEVICE

Liquid crystal display device with a backlight unit having a diffus...

Liquid crystal display device with a backlight unit having a diffus...

Illuminating Device And Liquid-Crystal Display Device Using The Same

THIN FILM TRANSISTOR AND SEMICONDUCTOR DEVICE USING THE SAME

LIQUID CRYSTAL DISPLAY DEVICE

Liquid Crystal Display Appliance

Liquid Crystal Display Appliance and Lighting System

Liquid Crystal Display Device

LIQUID CRYSTAL DISPLAY DEVICE