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Hiroaki Sawada
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Osaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical stack including reflective polarizer and compensation film
Patent number
10,895,676
Issue date
Jan 19, 2021
3M Innovative Properties Company
Matthew B. Johnson
G02 - OPTICS
Information
Patent Grant
Method for producing thin polarizing film
Patent number
10,532,526
Issue date
Jan 14, 2020
Nitto Denko Corporation
Tatsuya Araki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method for producing polarizer
Patent number
9,575,214
Issue date
Feb 21, 2017
Nitto Denko Corporation
Hiroaki Sawada
G02 - OPTICS
Information
Patent Grant
Method for producing polarizer
Patent number
9,329,307
Issue date
May 3, 2016
Nitto Denko Corporation
Hiroaki Sawada
B32 - LAYERED PRODUCTS
Information
Patent Grant
Method for producing polarizer
Patent number
9,291,744
Issue date
Mar 22, 2016
Nitto Denko Corporation
Hiroaki Sawada
B32 - LAYERED PRODUCTS
Information
Patent Grant
Optical laminated body, optical laminated body set, and liquid crys...
Patent number
9,164,210
Issue date
Oct 20, 2015
Nitto Denko Corporation
Hiroaki Sawada
G02 - OPTICS
Information
Patent Grant
Polarizing membrane and polarizing film
Patent number
9,081,146
Issue date
Jul 14, 2015
Nitto Denko Corporation
Tatsuya Araki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of producing polarizing film
Patent number
8,699,135
Issue date
Apr 15, 2014
Nitto Denko Corporation
Shusaku Goto
G02 - OPTICS
Information
Patent Grant
Video image evaluation equipment
Patent number
8,400,591
Issue date
Mar 19, 2013
Nitto Denko Corporation
Hiroyuki Yoshimi
G02 - OPTICS
Information
Patent Grant
Method for fabricating a glass substrate for an information recordi...
Patent number
8,141,386
Issue date
Mar 27, 2012
Konica Minolta Opto, INC
Hideki Kawai
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for cleaning a glass substrate, method for fabricating a gla...
Patent number
8,113,017
Issue date
Feb 14, 2012
Konica Minolta Opto, INC
Hideki Kawai
B08 - CLEANING
Information
Patent Grant
Glass substrate for an information recording medium, method for man...
Patent number
7,882,709
Issue date
Feb 8, 2011
Konica Minolta Opto, INC
Hideki Kawai
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL STACK INCLUDING REFLECTIVE POLARIZER AND COMPENSATION FILM
Publication number
20170371083
Publication date
Dec 28, 2017
3M Innovative Properties Company
Matthew B. Johnson
G02 - OPTICS
Information
Patent Application
METHOD FOR PRODUCING POLARIZER
Publication number
20160025910
Publication date
Jan 28, 2016
Nitto Denko Corporation
Hiroaki SAWADA
G02 - OPTICS
Information
Patent Application
OPTICAL LAMINATED BODY, OPTICAL LAMINATED BODY SET, AND LIQUID CRYS...
Publication number
20140125925
Publication date
May 8, 2014
NITTO DENKO CORPORATION
Hiroaki Sawada
G02 - OPTICS
Information
Patent Application
METHOD FOR PRODUCING POLARIZER
Publication number
20140044947
Publication date
Feb 13, 2014
Hiroaki SAWADA
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD FOR PRODUCING POLARIZER
Publication number
20140016198
Publication date
Jan 16, 2014
Nitto Denko Corporation
Hiroaki SAWADA
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD FOR PRODUCING THIN POLARIZING FILM
Publication number
20130163080
Publication date
Jun 27, 2013
NITTO DENKO CORPORATION
Tatsuya Araki
B32 - LAYERED PRODUCTS
Information
Patent Application
METHOD OF PRODUCING POLARIZING FILM
Publication number
20120281279
Publication date
Nov 8, 2012
NITTO DENKO CORPORATION
Shusaku Goto
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
POLARIZING MEMBRANE AND POLARIZING FILM
Publication number
20120243089
Publication date
Sep 27, 2012
Nitto Denko Corporation
Tatsuya Araki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING POLARIZER
Publication number
20120052197
Publication date
Mar 1, 2012
NITTO DENKO CORPORATION
Hiroaki Sawada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLARIZING THIN FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY D...
Publication number
20120038859
Publication date
Feb 16, 2012
NITTO DENKO CORPORATION
Minoru Miyatake
G02 - OPTICS
Information
Patent Application
VIDEO IMAGE EVALUATION EQUIPMENT
Publication number
20110032437
Publication date
Feb 10, 2011
NITTO DENKO CORPORATION
Hiroyuki Yoshimi
G02 - OPTICS
Information
Patent Application
GLASS SUBSTRATE FOR AN INFORMATION RECORDING MEDIUM, METHOD FOR MAN...
Publication number
20090252993
Publication date
Oct 8, 2009
Hideki Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
Method for cleaning a glass substrate, method for fabricating a gla...
Publication number
20080026261
Publication date
Jan 31, 2008
Hideki Kawai
B08 - CLEANING
Information
Patent Application
Method for fabricating a glass substrate for an information recordi...
Publication number
20080014468
Publication date
Jan 17, 2008
Hideki Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
Method for fabricating a glass substrate for an information recordi...
Publication number
20080011017
Publication date
Jan 17, 2008
Hideki Kawai
G11 - INFORMATION STORAGE
Information
Patent Application
Method for cleaning a glass substrate, method for fabricating a gla...
Publication number
20080014469
Publication date
Jan 17, 2008
Hideki Kawai
B08 - CLEANING