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Kouichi TANAKA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical element or polarizing plate, and eyewear using same
Patent number
12,181,735
Issue date
Dec 31, 2024
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Head-up display system
Patent number
11,294,177
Issue date
Apr 5, 2022
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Image display device
Patent number
11,042,058
Issue date
Jun 22, 2021
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Optical film for eyewear, and functional film for eyewear, optical...
Patent number
11,022,732
Issue date
Jun 1, 2021
Nippon Kayaku Kabushiki Kaisha
Saki Abe
G02 - OPTICS
Information
Patent Grant
Optical film for eyewear, and optical laminate and eyewear using th...
Patent number
10,942,374
Issue date
Mar 9, 2021
Nippon Kayaku Kabushiki Kaisha
Yoshiyuki Yahagi
G02 - OPTICS
Information
Patent Grant
Optical film for eyewear with light control, light reflection, and...
Patent number
10,866,435
Issue date
Dec 15, 2020
Nippon Kayaku Kabushiki Kaisha
Yoshiyuki Yahagi
B32 - LAYERED PRODUCTS
Information
Patent Grant
Light reflection film and laminate having the light reflection film
Patent number
10,816,709
Issue date
Oct 27, 2020
Nippon Kayaku Kabushiki Kaisha
Tomoyuki Hayasaki
B32 - LAYERED PRODUCTS
Information
Patent Grant
Optical laminate structure and head-up display system using the opt...
Patent number
10,525,666
Issue date
Jan 7, 2020
Nippon Kayaku Kabushiki Kaisha
Tomoyuki Hayasaki
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Light reflecting film, and light controlling film, optical film, fu...
Patent number
10,241,241
Issue date
Mar 26, 2019
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Optical film and optical laminate using same
Patent number
10,120,206
Issue date
Nov 6, 2018
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Infrared reflective film, and laminated glass employing same
Patent number
9,869,805
Issue date
Jan 16, 2018
Nippon Kayaku Co., Ltd.
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Method for preventing fouling of exhaust gas flow path of burning e...
Patent number
9,527,030
Issue date
Dec 27, 2016
Kurita Water Industries Ltd.
Satoshi Fujita
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Retardation element
Patent number
9,181,479
Issue date
Nov 10, 2015
Sekisui Chemical Co., Ltd.
Juichi Fukatani
B32 - LAYERED PRODUCTS
Information
Patent Grant
Laminate for laminated glass
Patent number
9,180,648
Issue date
Nov 10, 2015
Sekisui Chemical Co., Ltd.
Juichi Fukatani
B32 - LAYERED PRODUCTS
Information
Patent Grant
Laminate for laminated glass and interlayer film for laminated glass
Patent number
8,557,394
Issue date
Oct 15, 2013
Sekisui Chemical Co., Ltd.
Juichi Fukatani
B32 - LAYERED PRODUCTS
Information
Patent Grant
Laminate for laminated glass and interlayer film for laminated glass
Patent number
8,367,216
Issue date
Feb 5, 2013
Sekisui Chemical Co., Ltd.
Juichi Fukatani
B32 - LAYERED PRODUCTS
Information
Patent Grant
Optical films comprising a UV-curable alignment film and a liquid c...
Patent number
7,445,820
Issue date
Nov 4, 2008
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Retardation films comprising a UV-curable alignment film and a liqu...
Patent number
7,442,420
Issue date
Oct 28, 2008
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Liquid crystal mixed composition and retardation film using same
Patent number
7,416,683
Issue date
Aug 26, 2008
Nippon Kayku Kabushiki Kaisha
Hideyoshi Fujisawa
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Retardation film made by using cellulose derivatives
Patent number
7,410,680
Issue date
Aug 12, 2008
Nippon Kayaku Kabushiki Kaisha
Hideyoshi Fujisawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical film and polarizing film using the same, and method for imp...
Patent number
7,336,330
Issue date
Feb 26, 2008
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Testing apparatus and a testing method
Patent number
7,216,271
Issue date
May 8, 2007
Advantest Corporation
Kouichi Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Liquid crystalline compound and reterdation difference film using t...
Patent number
7,163,723
Issue date
Jan 16, 2007
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Microorganism, its product and utilization thereof
Patent number
7,115,721
Issue date
Oct 3, 2006
Astellas Pharma Inc.
Akira Nakagawa
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Jitter measuring apparatus and a testing apparatus
Patent number
7,002,334
Issue date
Feb 21, 2006
Advantest Corporation
Kouichi Tanaka
G01 - MEASURING TESTING
Information
Patent Grant
Optical film and polarizing film using the same, and method for imp...
Patent number
6,912,029
Issue date
Jun 28, 2005
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Method of aligning liquid crystal compounds
Patent number
6,905,640
Issue date
Jun 14, 2005
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Reflectors and transflectors
Patent number
6,535,337
Issue date
Mar 18, 2003
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Grant
Data distribution method and data distribution apparatus
Patent number
6,212,166
Issue date
Apr 3, 2001
D.D.Network Limited
Koji Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Anti-helicobacter pylori pharmaceutical composition
Patent number
6,184,230
Issue date
Feb 6, 2001
Yamanouchi Pharmaceutical Co., Ltd.
Masato Watanabe
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
ATROPISOMER OF 1,1'-BINAPHTHYL DERIVATIVE, POLYMERIZABLE LIQUID CRY...
Publication number
20250101307
Publication date
Mar 27, 2025
Nippon Kayaku Kabushiki-Kaisha
Kouichi TANAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Polymer and Optical Control Element
Publication number
20240352167
Publication date
Oct 24, 2024
National Institute of Information and Communications Technology
Akira OTOMO
G02 - OPTICS
Information
Patent Application
Determination Method, Optical Control Element and Manufacturing Met...
Publication number
20230367084
Publication date
Nov 16, 2023
National Institute of Information and Communications Technology
Akira OTOMO
G02 - OPTICS
Information
Patent Application
Optical Element Or Polarizing Plate, And Eyewear Using Same
Publication number
20220229315
Publication date
Jul 21, 2022
Nippon Kayaku Kabushiki Kaisha
Kouichi Tanaka
G02 - OPTICS
Information
Patent Application
LIGHT-SHIELDING FUNCTION EQUIPPED OPTICAL FILM FOR EYEWEAR, AND OPT...
Publication number
20200033638
Publication date
Jan 30, 2020
Nippon Kayaku Kabushiki-Kaisha
Yoshiyuki YAHAGI
G02 - OPTICS
Information
Patent Application
HEAD-UP DISPLAY SYSTEM
Publication number
20190391390
Publication date
Dec 26, 2019
Nippon Kayaku Kabushiki-Kaisha
Kouichi TANAKA
B60 - VEHICLES IN GENERAL
Information
Patent Application
IMAGE DISPLAY DEVICE
Publication number
20190384110
Publication date
Dec 19, 2019
Nippon Kayaku Kabushiki-Kaisha
Kouichi TANAKA
G02 - OPTICS
Information
Patent Application
Light Reflection Film And Laminate Having The Light Reflection Film
Publication number
20190324180
Publication date
Oct 24, 2019
Nippon Kayaku Kabushiki-Kaisha
Tomoyuki Hayasaki
G02 - OPTICS
Information
Patent Application
OPTICAL FILM FOR EYEWEAR, AND OPTICAL LAMINATE AND EYEWEAR USING TH...
Publication number
20190049754
Publication date
Feb 14, 2019
Nippon Kayaku Kabushiki-Kaisha
Yoshiyuki YAHAGI
G02 - OPTICS
Information
Patent Application
OPTICAL LAMINATE STRUCTURE AND HEAD-UP DISPLAY SYSTEM USING THE OPT...
Publication number
20190030856
Publication date
Jan 31, 2019
Nippon Kayaku Kabushiki-Kaisha
Tomoyuki HAYASAKI
B60 - VEHICLES IN GENERAL
Information
Patent Application
LIGHT REFLECTION FILM, AND LIGHT CONTROL FILM AND MIRROR DISPLAY IN...
Publication number
20190033498
Publication date
Jan 31, 2019
Nippon Kayaku Kabushiki-Kaisha
Kouichi TANAKA
G02 - OPTICS
Information
Patent Application
OPTICAL FILM FOR EYEWEAR, AND OPTICAL LAMINATE AND EYEWEAR USING TH...
Publication number
20190033620
Publication date
Jan 31, 2019
Nippon Kayaku Kabushiki-Kaisha
Yoshiyuki YAHAGI
G02 - OPTICS
Information
Patent Application
OPTICAL FILM FOR EYEWEAR, AND FUNCTIONAL FILM FOR EYEWEAR, OPTICAL...
Publication number
20180267219
Publication date
Sep 20, 2018
Nippon Kayaku Kabushiki-Kaisha
Saki ABE
G02 - OPTICS
Information
Patent Application
Light Reflection Film And Laminate Having The Light Reflection Film
Publication number
20170285235
Publication date
Oct 5, 2017
Nippon Kayaku Kabushiki-Kaisha
Tomoyuki Hayasaki
B32 - LAYERED PRODUCTS
Information
Patent Application
Light Reflecting Film, And Light Controlling Film, Optical Film, Fu...
Publication number
20170235030
Publication date
Aug 17, 2017
NIPPON KAYAKU KABUSHIKI KAISHA
Kouichi Tanaka
B60 - VEHICLES IN GENERAL
Information
Patent Application
OPTICAL FILM AND OPTICAL LAMINATE USING SAME
Publication number
20170160566
Publication date
Jun 8, 2017
Nippon Kayaku Kabushiki-Kaisha
Kouichi TANAKA
G02 - OPTICS
Information
Patent Application
INFRARED REFLECTIVE FILM, AND LAMINATED GLASS EMPLOYING SAME
Publication number
20160085002
Publication date
Mar 24, 2016
Nippon Kayaku Co., Ltd.
Kouichi TANAKA
G02 - OPTICS
Information
Patent Application
METHOD FOR PREVENTING FOULING OF EXHAUST GAS FLOW PATH OF BURNING E...
Publication number
20150224441
Publication date
Aug 13, 2015
KURITA WATER INDUSTRIES LTD.
Satoshi FUJITA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
LAMINATE FOR LAMINATED GLASS AND INTERLAYER FILM FOR LAMINATED GLASS
Publication number
20130131233
Publication date
May 23, 2013
Sekisui Chemical Co., Ltd
Juichi FUKATANI
B32 - LAYERED PRODUCTS
Information
Patent Application
LAMINATE FOR LAMINATED GLASS AND INTERLAYER FILM FOR LAMINATED GLASS
Publication number
20120021230
Publication date
Jan 26, 2012
Juichi Fukatani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Retardation Film Produced by Using Cellulose Derivative
Publication number
20120003402
Publication date
Jan 5, 2012
POLATECHNO CO., LTD.
Yoshitaka Ohashi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RETARDATION ELEMENT
Publication number
20110293856
Publication date
Dec 1, 2011
Juichi Fukatani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
LAMINATE FOR LAMINATED GLASS
Publication number
20110293857
Publication date
Dec 1, 2011
Juichi Fukatani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Iodine Polarizing Film, a Method for Producing the Same, and a Pola...
Publication number
20080192345
Publication date
Aug 14, 2008
Noriaki Mochizuki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Space Providing System and Information Exhibition System
Publication number
20070074906
Publication date
Apr 5, 2007
Uchida Yoko Co., Ltd.
Kouichi Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Contrast ratio improving method for liquid crystal projector
Publication number
20070040970
Publication date
Feb 22, 2007
Kenichiro Yoshioka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Phase shift films made by using cellulose derivatives
Publication number
20070036916
Publication date
Feb 15, 2007
Hideyoshi Fujisawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Substrate for vertical alignment and process for producing vertical...
Publication number
20060114392
Publication date
Jun 1, 2006
Kouichi Tanaka
G02 - OPTICS
Information
Patent Application
Liquid crystal compound composition and retardation film using same
Publication number
20060060821
Publication date
Mar 23, 2006
Hideyoshi Fujisawa
G02 - OPTICS
Information
Patent Application
Retardation films comprising a polymer film having a UV-curable res...
Publication number
20060008663
Publication date
Jan 12, 2006
Kouichi Tanaka
G02 - OPTICS