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Shinobu Yokokawa
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Okaya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method for manufacturing compact
Patent number
11,697,224
Issue date
Jul 11, 2023
Seiko Epson Corporation
Yoko Nakai
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Liquid absorber, liquid absorbing unit, and liquid ejection apparatus
Patent number
11,167,554
Issue date
Nov 9, 2021
Seiko Epson Corporation
Shinobu Yokokawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid absorber, liquid absorbing unit, and liquid ejection apparatus
Patent number
11,059,294
Issue date
Jul 13, 2021
Seiko Epson Corporation
Shogo Nakada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Electrophoretic particle, method of manufacturing electrophoretic p...
Patent number
10,597,541
Issue date
Mar 24, 2020
E Ink Corporation
Keiichi Inoue
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophoretic particle, method of manufacturing electrophoretic p...
Patent number
10,113,072
Issue date
Oct 30, 2018
E Ink Corporation
Keiichi Inoue
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophoretic particle, method of manufacturing electrophoretic p...
Patent number
10,001,692
Issue date
Jun 19, 2018
Seiko Epson Corporation
Keiichi Inoue
G02 - OPTICS
Information
Patent Grant
Electrophoresis dispersion liquid, electrophoresis sheet, electroph...
Patent number
9,804,472
Issue date
Oct 31, 2017
Seiko Epson Corporation
Shinobu Yokokawa
G02 - OPTICS
Information
Patent Grant
Method of manufacturing electrophoretic particle, electrophoretic p...
Patent number
9,798,215
Issue date
Oct 24, 2017
Seiko Epson Corporation
Takashi Aoki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of manufacturing electrophoresis particles, electrophoresis...
Patent number
9,707,743
Issue date
Jul 18, 2017
Seiko Epson Corporation
Takashi Aoki
G02 - OPTICS
Information
Patent Grant
Electrophoretic particles, electrophoretic dispersion liquid, displ...
Patent number
9,645,466
Issue date
May 9, 2017
Seiko Epson Corporation
Shinobu Yokokawa
G02 - OPTICS
Information
Patent Grant
Electrophoretic particles, electrophoretic dispersion liquid, displ...
Patent number
9,645,467
Issue date
May 9, 2017
Seiko Epson Corporation
Shinobu Yokokawa
G02 - OPTICS
Information
Patent Grant
Gas cell and coating method of gas cell
Patent number
9,521,958
Issue date
Dec 20, 2016
Seiko Epson Corporation
Kimio Nagasaka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Electrophoretic particles, method for manufacturing electrophoretic...
Patent number
9,323,126
Issue date
Apr 26, 2016
Seiko Epson Corporation
Masahiko Nakazawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Electrophoresis particle, method of manufacturing electrophoresis p...
Patent number
9,025,237
Issue date
May 5, 2015
Seiko Epson Corporation
Shinobu Yokokawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophoretic particle, manufacturing method of electrophoretic p...
Patent number
8,934,165
Issue date
Jan 13, 2015
Seiko Epson Corporation
Takashi Aoki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophoretic display device, method of manufacturing the same, a...
Patent number
8,503,066
Issue date
Aug 6, 2013
Seiko Epson Corporation
Kozo Shitagami
G02 - OPTICS
Information
Patent Grant
Electronic device substrate, method for manufacturing substrate, co...
Patent number
7,955,705
Issue date
Jun 7, 2011
Seiko Epson Corporation
Hitoshi Fukushima
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
MOLDING MATERIAL
Publication number
20240101793
Publication date
Mar 28, 2024
SEIKO EPSON CORPORATION
Tomohiro FUJITA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MOLDING MATERIAL
Publication number
20240101813
Publication date
Mar 28, 2024
SEIKO EPSON CORPORATION
Tomohiro FUJITA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MOLDING MATERIAL
Publication number
20240101792
Publication date
Mar 28, 2024
SEIKO EPSON CORPORATION
Tomohiro FUJITA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MOLDED-MATERIAL MANUFACTURING APPARATUS AND METHOD OF MANUFACTURING...
Publication number
20230226782
Publication date
Jul 20, 2023
SEIKO EPSON CORPORATION
Makoto YOSHIDA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD FOR MANUFACTURING COMPACT
Publication number
20220097262
Publication date
Mar 31, 2022
SEIKO EPSON CORPORATION
Yoko NAKAI
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD FOR MANUFACTURING COMPACT
Publication number
20220098797
Publication date
Mar 31, 2022
SEIKO EPSON CORPORATION
Hideki TANAKA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COMPOSITE, COMPACT, AND METHOD FOR MANUFACTURING COMPACT
Publication number
20220081843
Publication date
Mar 17, 2022
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COMPOSITE, COMPACT, AND METHOD FOR MANUFACTURING COMPACT
Publication number
20220081841
Publication date
Mar 17, 2022
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
COMPOSITE, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT
Publication number
20210301107
Publication date
Sep 30, 2021
SEIKO EPSON CORPORATION
Hideki TANAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COMPOSITE, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT
Publication number
20210301465
Publication date
Sep 30, 2021
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Application
COMPOSITE, MOLDED PRODUCT, AND METHOD FOR PRODUCING MOLDED PRODUCT
Publication number
20210301106
Publication date
Sep 30, 2021
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FIBER BODY MANUFACTURING METHOD AND FIBER BODY MANUFACTURING APPARATUS
Publication number
20210301463
Publication date
Sep 30, 2021
SEIKO EPSON CORPORATION
Yoko NAKAI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FIBER ASSEMBLY-FORMING METHOD, FIBER ASSEMBLY-FORMING APPARATUS, AN...
Publication number
20210164167
Publication date
Jun 3, 2021
SEIKO EPSON CORPORATION
Tetsuya AOYAMA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FIBER STRUCTURAL BODY AND METHOD FOR MANUFACTURING THE SAME
Publication number
20210017711
Publication date
Jan 21, 2021
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LIQUID ABSORBER, LIQUID ABSORBING UNIT, AND LIQUID EJECTION APPARATUS
Publication number
20200298572
Publication date
Sep 24, 2020
SEIKO EPSON CORPORATION
Shogo NAKADA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID ABSORBER, LIQUID ABSORBING UNIT, AND LIQUID EJECTION APPARATUS
Publication number
20200290358
Publication date
Sep 17, 2020
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
ABSORBENT COMPOSITE, INK ABSORBING MATERIAL, DEODORANT, DEODORIZER,...
Publication number
20200016573
Publication date
Jan 16, 2020
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ELECTROPHORETIC PARTICLE, METHOD OF MANUFACTURING ELECTROPHORETIC P...
Publication number
20190023913
Publication date
Jan 24, 2019
E INK CORPORATION
Keiichi Inoue
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROPHORETIC PARTICLE, METHOD OF MANUFACTURING ELECTROPHORETIC P...
Publication number
20170081528
Publication date
Mar 23, 2017
SEIKO EPSON CORPORATION
Keiichi Inoue
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROPHORESIS DISPERSION LIQUID, ELECTROPHORESIS SHEET, ELECTROPH...
Publication number
20160282696
Publication date
Sep 29, 2016
SEIKO EPSON CORPORATION
Shinobu Yokokawa
G02 - OPTICS
Information
Patent Application
ELECTROPHORETIC PARTICLE, METHOD OF MANUFACTURING ELECTROPHORETIC P...
Publication number
20160280934
Publication date
Sep 29, 2016
SEIKO EPSON CORPORATION
Keiichi Inoue
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF MANUFACTURING ELECTROPHORETIC PARTICLE, ELECTROPHORETIC P...
Publication number
20160131925
Publication date
May 12, 2016
SEIKO EPSON CORPORATION
Takashi Aoki
G02 - OPTICS
Information
Patent Application
METHOD FOR PREPARING ELECTROPHORETIC PARTICLES, ELECTROPHORETIC PAR...
Publication number
20150323850
Publication date
Nov 12, 2015
SEIKO EPSON CORPORATION
Kozo Shitagami
G02 - OPTICS
Information
Patent Application
METHOD FOR PREPARING ELECTROPHORETIC PARTICLE, ELECTROPHORETIC PART...
Publication number
20150277206
Publication date
Oct 1, 2015
SEIKO EPSON CORPORATION
Takashi Aoki
G02 - OPTICS
Information
Patent Application
METHOD OF MANUFACTURING ELECTROPHORESIS PARTICLES, ELECTROPHORESIS...
Publication number
20150232701
Publication date
Aug 20, 2015
SEIKO EPSON CORPORATION
Takashi Aoki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD OF MANUFACTURING ELECTROPHORESIS DISPERSION LIQUID, ELECTROP...
Publication number
20150205180
Publication date
Jul 23, 2015
SEIKO EPSON CORPORATION
Shinobu Yokokawa
G02 - OPTICS
Information
Patent Application
ELECTROPHORETIC PARTICLES, ELECTROPHORETIC DISPERSION LIQUID, DISPL...
Publication number
20140376080
Publication date
Dec 25, 2014
Shinobu YOKOKAWA
G02 - OPTICS
Information
Patent Application
ELECTROPHORETIC PARTICLES, ELECTROPHORETIC DISPERSION LIQUID, DISPL...
Publication number
20140376081
Publication date
Dec 25, 2014
Shinobu YOKOKAWA
G02 - OPTICS
Information
Patent Application
ELECTROPHORETIC PARTICLES, METHOD FOR MANUFACTURING ELECTROPHORETIC...
Publication number
20140355104
Publication date
Dec 4, 2014
SEIKO EPSON CORPORATION
Masahiko NAKAZAWA
G02 - OPTICS
Information
Patent Application
ELECTROPHORESIS PARTICLE, METHOD OF MANUFACTURING ELECTROPHORESIS P...
Publication number
20130265633
Publication date
Oct 10, 2013
SEIKO EPSON CORPORATION
Shinobu YOKOKAWA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...