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Masatoshi TAKAGI
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image display device sealing material and image display device seal...
Patent number
11,264,589
Issue date
Mar 1, 2022
Mitsui Chemicals, Inc.
Yusuke Tomita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical-device surface-sealing composition, optical-device surface-...
Patent number
10,050,224
Issue date
Aug 14, 2018
Mitsui Chemicals, Inc.
Yugo Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Single layer film and hydrophilic material comprising the same
Patent number
8,617,711
Issue date
Dec 31, 2013
Mitsui Chemicals, Inc.
Koju Okazaki
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Fullerene film and fullerene polymer both produced from fullerene d...
Patent number
8,268,402
Issue date
Sep 18, 2012
Frontier Carbon Corporation
Katsutomo Tanaka
B82 - NANO-TECHNOLOGY
Information
Patent Grant
(Meth) acrylic ester compound and use thereof
Patent number
7,534,909
Issue date
May 19, 2009
Mitsui Chemicals, Inc.
Atsuo Otsuji
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Optical component and sulfur-containing poly(thio)ester (co)polymer
Patent number
7,008,571
Issue date
Mar 7, 2006
Mitsui Chemicals, Inc.
Chojiro Higuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing aliphatic polyester excellent in stability
Patent number
6,528,617
Issue date
Mar 4, 2003
Mitsui Chemicals, Inc.
Yuji Terado
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Sulfur-containing unsaturated carboxylate compound and its cured pr...
Patent number
6,458,908
Issue date
Oct 1, 2002
Mitsui Chemicals, Inc.
Masao Imai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing aliphatic polyester
Patent number
6,417,266
Issue date
Jul 9, 2002
Mitsui Chemicals, Inc.
Yuji Terado
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation process of polyester
Patent number
6,140,458
Issue date
Oct 31, 2000
Mitsui Chemicals, Inc.
Yuji Terado
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Low-birefringent organic optical component and a spirobiindan polymer
Patent number
6,080,833
Issue date
Jun 27, 2000
Mitsui Chemicals, Inc.
Atsuo Otsuji
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biodegradable aliphatic polyester elastomer and preparation process...
Patent number
6,001,891
Issue date
Dec 14, 1999
Mitsui Chemicals, Inc.
Chojiro Higuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of degradable copolymers
Patent number
5,817,728
Issue date
Oct 6, 1998
Mitsui Chemicals, Inc.
Chojiro Higuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing aromatic carbonate
Patent number
5,726,340
Issue date
Mar 10, 1998
Mitsubishi Chemical Corporation
Masatoshi Takagi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Purification process of aliphatic polyester
Patent number
5,679,767
Issue date
Oct 21, 1997
Mitsui Toatsu Chemicals, Inc.
Hiroshi Suizu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing aromatic carbonate
Patent number
5,498,789
Issue date
Mar 12, 1996
Mitsubishi Chemical Corporation
Masatoshi Takagi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Purification process of aliphatic polyester
Patent number
5,496,923
Issue date
Mar 5, 1996
Mitsui Toatsu Chemicals, Inc.
Hiroshi Suizu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isoc...
Patent number
5,336,749
Issue date
Aug 9, 1994
Mitsui Toatsu Chemicals, Incorporated
Ryuji Haseyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluoran compounds, crystalline toluene adducts thereof, recording m...
Patent number
5,324,704
Issue date
Jun 28, 1994
Mitsui Toatsu Chemicals, Inc.
Masakatsu Nakatsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluoran compound, heat sensitive recording materials comprising flu...
Patent number
5,231,069
Issue date
Jul 27, 1993
Mitsui Toatsu Chemicals Inc.
Masakatsu Nakatsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluoran compounds, crystalline toluene adducts thereof, recording m...
Patent number
5,220,038
Issue date
Jun 15, 1993
Mitsui Toatsu Chemicals, Inc.
Masakatsu Nakatsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isoc...
Patent number
5,210,286
Issue date
May 11, 1993
Mitsui Toatsu Chemicals, Inc.
Ryuji Haseyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluoran compounds, process for preparation thereof and recording ma...
Patent number
5,208,209
Issue date
May 4, 1993
Mitsui Toatsu Chemicals, Inc.
Atsuo Otsuji
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluoran compound, useful in heat sensitive recording materials
Patent number
5,194,632
Issue date
Mar 16, 1993
Mitsui Toatsu Chemicals Inc.
Masakatsu Nakatsuka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Alicyclic diamines, alicyclic diisocyanates and polyisocyanato-isoc...
Patent number
5,126,426
Issue date
Jun 30, 1992
Mitsui Toatsu Chemicals, Incorporated
Ryuji Haseyama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluoran compounds, process for preparation thereof and recording ma...
Patent number
5,087,706
Issue date
Feb 11, 1992
Mitsui Toatsu Chemicals, Inc.
Atsuo Otsuji
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aqueous suspension and preparation method thereof
Patent number
4,997,874
Issue date
Mar 5, 1991
Mitsui Toatsu Chemicals, Incorporated
Makoto Asano
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Microcapsule-containing water-base coating formulation and copying...
Patent number
4,760,108
Issue date
Jul 26, 1988
Mitsui Toatsu Chemicals, Incorporated
Makoto Asano
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
IMAGE DISPLAY DEVICE SEALING MATERIAL AND IMAGE DISPLAY DEVICE SEAL...
Publication number
20200176706
Publication date
Jun 4, 2020
Mitsui Chemicals, Inc.
Yusuke TOMITA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
OPTICAL-DEVICE SURFACE-SEALING COMPOSITION, OPTICAL-DEVICE SURFACE-...
Publication number
20170179426
Publication date
Jun 22, 2017
Mitsui Chemicals, Inc.
Yugo YAMOTO
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
OPTICAL-DEVICE SURFACE-SEALING COMPOSITION, OPTICAL-DEVICE SURFACE-...
Publication number
20150034928
Publication date
Feb 5, 2015
Mitsui Chemicals, Inc.
Yugo Yamamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
POLYMERIZABLE EPOXY COMPOSITION AND ORGANIC EL DEVICE
Publication number
20140131691
Publication date
May 15, 2014
Mitsui Chemicals, Inc.
Yugo Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FULLERENE FILM AND FULLERENE POLYMER BOTH PRODUCED FROM FULLERENE D...
Publication number
20100317767
Publication date
Dec 16, 2010
FRONTIER CARBON CORPORATION
Katsutomo Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PHOSPHATE COMPOUND, METAL SALT THEREOF, DENTAL MATERIAL AND DENTAL...
Publication number
20100024683
Publication date
Feb 4, 2010
MITSUI CHEMICALS, INC.
Masatoshi Takagi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Single Layer Film and Hydrophilic Material Comprising the Same
Publication number
20090191373
Publication date
Jul 30, 2009
Mitsui Chemicals ,Inc.
Koju Okazaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
(Meth) acrylic ester compound and use thereof
Publication number
20070078198
Publication date
Apr 5, 2007
Atsuo Otsuji
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process for producing oxidation-resisting hydrogenated fullerene an...
Publication number
20050260116
Publication date
Nov 24, 2005
MITSUBISHI CHEMICAL CORPORATION
Masatoshi Takagi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Dental material and composition
Publication number
20040039080
Publication date
Feb 26, 2004
Narimichi Honda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Optical parts and sulfur-containing poly (thio)ester (co)polymer
Publication number
20030204030
Publication date
Oct 30, 2003
Chojiro Higuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...