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Hiroaki Jiroku
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Suwa-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light emitting device, projector, and display
Patent number
11,588,300
Issue date
Feb 21, 2023
Seiko Epson Corporation
Hiroaki Jiroku
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Photoelectric conversion apparatus and electronic device
Patent number
9,634,174
Issue date
Apr 25, 2017
Seiko Epson Corporation
Hiroaki Jiroku
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Photoelectric conversion apparatus, manufacturing method of photoel...
Patent number
9,343,501
Issue date
May 17, 2016
Seiko Epson Corporation
Hiroaki Jiroku
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-optic device and projection-type display apparatus
Patent number
8,994,904
Issue date
Mar 31, 2015
Seiko Epson Corporation
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Grant
Electro-optical device, method of manufacturing electro-optical dev...
Patent number
8,848,143
Issue date
Sep 30, 2014
Seiko Epson Corporation
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Grant
Liquid-crystal apparatus, method for manufacturing the same, and el...
Patent number
8,654,293
Issue date
Feb 18, 2014
Seiko Epson Corporation
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Grant
Semiconductor device comprising planarized light-shielding island f...
Patent number
7,804,096
Issue date
Sep 28, 2010
Seiko Epson Corporation
Hiroaki Jiroku
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Active matrix substrate, electro-optical device, electronic device,...
Patent number
7,148,511
Issue date
Dec 12, 2006
Seiko Epson Corporation
Hiroaki Jiroku
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Process and unit for production of polycrystalline silicon film
Patent number
6,884,699
Issue date
Apr 26, 2005
Mitsubishi Denki Kabushiki Kaisha
Tetsuya Ogawa
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fabrication method of thin-film semiconductor device
Patent number
6,602,765
Issue date
Aug 5, 2003
Seiko Epson Corporation
Hiroaki Jiroku
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
PHOTOCATALYST DEVICE, METHOD FOR MANUFACTURING PHOTOCATALYST DEVICE...
Publication number
20230311106
Publication date
Oct 5, 2023
SEIKO EPSON CORPORATION
Hiroaki JIROKU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LIGHT-EMITTING DEVICE, PROJECTOR, AND DISPLAY
Publication number
20230090522
Publication date
Mar 23, 2023
SEIKO EPSON CORPORATION
Hiroaki JIROKU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light Emitting Device And Projector
Publication number
20220140568
Publication date
May 5, 2022
SEIKO EPSON CORPORATION
Hiroaki JIROKU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light Emitting Device And Projector
Publication number
20210296529
Publication date
Sep 23, 2021
SEIKO EPSON CORPORATION
Hiroaki JIROKU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Light Emitting Device, Projector, And Display
Publication number
20210126434
Publication date
Apr 29, 2021
SEIKO EPSON CORPORATION
Hiroaki JIROKU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANUFACTURING METHOD OF PHOTOELECTRIC CONVERSION APPARATUS
Publication number
20160233268
Publication date
Aug 11, 2016
SEIKO EPSON CORPORATION
Hiroaki JIROKU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PHOTOELECTRIC CONVERSION APPARATUS AND ELECTRONIC DEVICE
Publication number
20150270429
Publication date
Sep 24, 2015
SEIKO EPSON CORPORATION
Hiroaki JIROKU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PHOTOELECTRIC CONVERSION APPARATUS, MANUFACTURING METHOD OF PHOTOEL...
Publication number
20150249106
Publication date
Sep 3, 2015
SEIKO EPSON CORPORATION
Hiroaki JIROKU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRO-OPTIC DEVICE AND PROJECTION-TYPE DISPLAY APPARATUS
Publication number
20120120357
Publication date
May 17, 2012
SEIKO EPSON CORPORATION
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Application
LIQUID-CRYSTAL APPARATUS, METHOD FOR MANUFACTURING THE SAME, AND EL...
Publication number
20110194060
Publication date
Aug 11, 2011
SEIKO EPSON CORPORATION
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE, METHOD OF MANUFACTURING ELECTRO-OPTICAL DEV...
Publication number
20110157530
Publication date
Jun 30, 2011
SEIKO EPSON CORPORATION
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Application
Semiconductor device, liquid crystal device, electronic apparatus,...
Publication number
20060163583
Publication date
Jul 27, 2006
SEIKO EPSON CORPORATION
Hiroaki Jiroku
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device, liquid crystal device, electronic apparatus,...
Publication number
20060145281
Publication date
Jul 6, 2006
SEIKO EPSON CORPORATION
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Application
Active matrix substrate, electro-optical device, electronic device,...
Publication number
20060027811
Publication date
Feb 9, 2006
SEIKO EPSON CORPORATION
Hiroaki Jiroku
G02 - OPTICS
Information
Patent Application
Fabrication method of thin-film semiconductor device
Publication number
20020052069
Publication date
May 2, 2002
SEIKO EPSON CORPORATION
Hiroaki Jiroku
H01 - BASIC ELECTRIC ELEMENTS