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Tohru YASHIRO
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electrochromic element
Patent number
11,970,662
Issue date
Apr 30, 2024
Ricoh Company, Ltd.
Fuminari Kaneko
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for forming three-dimensional curved surface o...
Patent number
11,833,800
Issue date
Dec 5, 2023
Ricoh Company, Ltd.
Tohru Yashiro
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Electrochromic element and electrochromic light control device
Patent number
11,774,826
Issue date
Oct 3, 2023
Ricoh Company, Ltd.
Keiichiroh Yutani
G02 - OPTICS
Information
Patent Grant
Electrochromic device, wearable device, and method for driving elec...
Patent number
11,754,901
Issue date
Sep 12, 2023
Ricoh Company, Ltd.
Tohru Yashiro
G02 - OPTICS
Information
Patent Grant
Laminated structure, multiple laminated structure, lens, and method...
Patent number
11,681,195
Issue date
Jun 20, 2023
Ricoh Company, Ltd.
Tohru Yashiro
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Electrochromic element and production method thereof, electrochromi...
Patent number
11,630,365
Issue date
Apr 18, 2023
Ricoh Company, Ltd.
Keiichiroh Yutani
G02 - OPTICS
Information
Patent Grant
Glasses-type device and charger for glasses-type device
Patent number
11,495,856
Issue date
Nov 8, 2022
Ricoh Company, Ltd.
Atsushi Ohshima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic device, method for producing electronic device, and phot...
Patent number
11,474,408
Issue date
Oct 18, 2022
Ricoh Company, Ltd.
Yasuhiro Takahashi
G02 - OPTICS
Information
Patent Grant
Electrochromic display device and production method of electrochrom...
Patent number
11,269,229
Issue date
Mar 8, 2022
Ricoh Company, Ltd.
Yoshinori Okada
G02 - OPTICS
Information
Patent Grant
Electrochromic element
Patent number
11,237,447
Issue date
Feb 1, 2022
Ricoh Company, Ltd.
Keiichiroh Yutani
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Electrochromic device
Patent number
11,221,533
Issue date
Jan 11, 2022
Ricoh Company, Ltd.
Kohji Takeuchi
G02 - OPTICS
Information
Patent Grant
Electrochromic element and electrochromic dimming element
Patent number
11,209,713
Issue date
Dec 28, 2021
Ricoh Company, Ltd.
Satoshi Yamamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrochromic device, electronic dimming eyeglasses, augmented rea...
Patent number
11,106,106
Issue date
Aug 31, 2021
Ricoh Company, Ltd.
Noboru Sasa
G02 - OPTICS
Information
Patent Grant
Electrochromic compound, electrochromic composition, and display el...
Patent number
11,053,267
Issue date
Jul 6, 2021
Ricoh Company, Ltd.
Toshiya Sagisaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrochromic compound, electrochromic composition, electrochromic...
Patent number
10,988,684
Issue date
Apr 27, 2021
Ricoh Company, Ltd.
Toshiya Sagisaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrochromic compound, electrochromic composition, and electrochr...
Patent number
10,935,862
Issue date
Mar 2, 2021
Ricoh Company, Ltd.
Satoshi Yamamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrochromic element
Patent number
10,634,970
Issue date
Apr 28, 2020
Ricoh Company, Ltd.
Daisuke Goto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrochromic compound, electrochromic composition, and display el...
Patent number
10,626,133
Issue date
Apr 21, 2020
Ricoh Company, Ltd.
Toshiya Sagisaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrochromic compound, electrochromic composition, and electrochr...
Patent number
10,534,236
Issue date
Jan 14, 2020
Ricoh Company, Ltd.
Satoshi Yamamoto
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electrochromic element, display device and driving method thereof
Patent number
10,527,905
Issue date
Jan 7, 2020
Ricoh Company, Ltd.
Fuminari Kaneko
G02 - OPTICS
Information
Patent Grant
Electrochromic apparatus and method for manufacturing electrochromi...
Patent number
10,509,290
Issue date
Dec 17, 2019
Ricoh Company, Ltd.
Sukchan Kim
G02 - OPTICS
Information
Patent Grant
Electrochromic device and production method thereof
Patent number
10,495,937
Issue date
Dec 3, 2019
Ricoh Company, Ltd.
Tohru Yashiro
G02 - OPTICS
Information
Patent Grant
Electrochromic device, method for, manufacturing electrochromic dev...
Patent number
10,488,730
Issue date
Nov 26, 2019
Ricoh Company, Ltd.
Sukchan Kim
G02 - OPTICS
Information
Patent Grant
Electrochromic device
Patent number
10,429,710
Issue date
Oct 1, 2019
Ricoh Company, Ltd.
Tohru Yashiro
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrochromic element
Patent number
10,409,129
Issue date
Sep 10, 2019
Ricoh Company, Ltd.
Yuto Matsuoka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrochromic device and electrochromic dimming device
Patent number
10,126,623
Issue date
Nov 13, 2018
Ricoh Company, Ltd.
Shun Goto
G02 - OPTICS
Information
Patent Grant
Electrochromic compound, electrochromic composition, and display el...
Patent number
10,093,693
Issue date
Oct 9, 2018
Ricoh Company, Ltd.
Toshiya Sagisaka
G02 - OPTICS
Information
Patent Grant
Electrochromic element
Patent number
10,054,834
Issue date
Aug 21, 2018
Ricoh Company, Ltd.
Masato Shinoda
G02 - OPTICS
Information
Patent Grant
Electrochromic display device
Patent number
10,012,885
Issue date
Jul 3, 2018
Ricoh Company, Ltd.
Yoshinori Okada
G02 - OPTICS
Information
Patent Grant
Electrochromic compound, electrochromic composition, display elemen...
Patent number
9,932,522
Issue date
Apr 3, 2018
Ricoh Company, Ltd.
Daisuke Goto
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
ADHESIVE STRUCTURE AND MANUFACTURING METHOD THEREOF, ELECTRONIC COM...
Publication number
20250167160
Publication date
May 22, 2025
Tohru YASHIRO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
CURVED SURFACE RESIN STRUCTURE, ELECTRONIC LIGHT CONTROL LENS, AND...
Publication number
20240168352
Publication date
May 23, 2024
RICOH COMPANY, LTD.
Tohru YASHIRO
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MEMBER, CONDUCTIVE LAYER, METHOD FOR MANUFACTURING MEMBER, AND METH...
Publication number
20230307407
Publication date
Sep 28, 2023
Tohru YASHIRO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTROCHROMIC ELEMENT AND ELECTROCHROMIC LIGHT CONTROL DEVICE
Publication number
20220035218
Publication date
Feb 3, 2022
RICOH COMPANY, LTD.
Keiichiroh YUTANI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC ELEMENT AND PRODUCTION METHOD THEREOF, ELECTROCHROMI...
Publication number
20210165296
Publication date
Jun 3, 2021
Keiichiroh YUTANI
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC ELEMENT
Publication number
20210032531
Publication date
Feb 4, 2021
Fuminari KANEKO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTRONIC DEVICE, METHOD FOR PRODUCING ELECTRONIC DEVICE, AND PHOT...
Publication number
20200301227
Publication date
Sep 24, 2020
Yasuhiro TAKAHASHI
G02 - OPTICS
Information
Patent Application
LAMINATED STRUCTURE, MULTIPLE LAMINATED STRUCTURE, LENS, AND METHOD...
Publication number
20200301229
Publication date
Sep 24, 2020
Tohru Yashiro
B32 - LAYERED PRODUCTS
Information
Patent Application
ELECTROCHROMIC DEVICE, WEARABLE DEVICE, AND METHOD FOR DRIVING ELEC...
Publication number
20200301226
Publication date
Sep 24, 2020
Tohru YASHIRO
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, AND DISPLAY EL...
Publication number
20200216478
Publication date
Jul 9, 2020
Toshiya Sagisaka
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ELECTROCHROMIC DISPLAY DEVICE AND PRODUCTION METHOD OF ELECTROCHROM...
Publication number
20200103718
Publication date
Apr 2, 2020
Yoshinori OKADA
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, AND ELECTROCHR...
Publication number
20200089070
Publication date
Mar 19, 2020
Satoshi YAMAMOTO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
GLASSES-TYPE DEVICE AND CHARGER FOR GLASSES-TYPE DEVICE
Publication number
20200052254
Publication date
Feb 13, 2020
Atsushi OHSHIMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ELECTROCHROMIC DEVICE, ELECTRONIC DIMMING EYEGLASSES, AUGMENTED REA...
Publication number
20190285960
Publication date
Sep 19, 2019
Noboru SASA
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC ELEMENT
Publication number
20190227401
Publication date
Jul 25, 2019
RICOH COMPANY, LTD.
Keiichiroh YUTANI
G02 - OPTICS
Information
Patent Application
METHOD AND APPARATUS FOR FORMING THREE-DIMENSIONAL CURVED SURFACE O...
Publication number
20190184694
Publication date
Jun 20, 2019
Tohru YASHIRO
B32 - LAYERED PRODUCTS
Information
Patent Application
ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, AND DISPLAY EL...
Publication number
20190031694
Publication date
Jan 31, 2019
Toshiya Sagisaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC ELEMENT
Publication number
20180314125
Publication date
Nov 1, 2018
Daisuke GOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC DEVICE
Publication number
20180299740
Publication date
Oct 18, 2018
Kohji TAKEUCHI
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC APPARATUS AND METHOD FOR MANUFACTURING ELECTROCHROMI...
Publication number
20180231857
Publication date
Aug 16, 2018
Sukchan KIM
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, AND ELECTROCHR...
Publication number
20180173070
Publication date
Jun 21, 2018
Satoshi YAMAMOTO
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ELECTROCHROMIC ELEMENT, DISPLAY DEVICE AND DRIVING METHOD THEREOF
Publication number
20180113366
Publication date
Apr 26, 2018
RICOH COMPANY, LTD.
Fuminari KANEKO
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, ELECTROCHROMIC...
Publication number
20180044581
Publication date
Feb 15, 2018
Toshiya SAGISAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC DEVICE, METHOD FOR MANUFACTURING ELECTROCHROMIC DEVI...
Publication number
20180017835
Publication date
Jan 18, 2018
Sukchan KIM
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC DEVICE AND PRODUCTION METHOD THEREOF
Publication number
20170329197
Publication date
Nov 16, 2017
RICOH COMPANY, LTD.
Tohru YASHIRO
G02 - OPTICS
Information
Patent Application
ELECTROCHROMIC DEVICE
Publication number
20170329199
Publication date
Nov 16, 2017
Tohru YASHIRO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC ELEMENT
Publication number
20170329198
Publication date
Nov 16, 2017
Yuto MATSUOKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC ELEMENT AND ELECTROCHROMIC DIMMING ELEMENT
Publication number
20170235203
Publication date
Aug 17, 2017
RICOH COMPANY, LTD.
Satoshi YAMAMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, DISPLAY ELEMEN...
Publication number
20170226413
Publication date
Aug 10, 2017
Daisuke GOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ELECTROCHROMIC DEVICE AND ELECTROCHROMIC DIMMING DEVICE
Publication number
20170176833
Publication date
Jun 22, 2017
RICOH COMPANY, LTD.
Shun GOTO
G02 - OPTICS