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Takaaki HIKOSAKA
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Sodegaura-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Bischloroformate composition, bischloroformate composition producti...
Patent number
11,269,263
Issue date
Mar 8, 2022
Idemitsu Kosan Co., Ltd.
Kengo Hirata
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate resin, method for producing polycarbonate resin, coat...
Patent number
10,787,541
Issue date
Sep 29, 2020
Idemitsu Kosan Co., Ltd.
Kengo Hirata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophotographic photoreceptor and resin composition
Patent number
9,494,883
Issue date
Nov 15, 2016
Idemitsu Kosan Co., Ltd.
Hironobu Morishita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polycarbonate copolymer, coating fluid using same, electrophotograp...
Patent number
9,188,887
Issue date
Nov 17, 2015
Idemitsu Kosan Co., Ltd.
Kengo Hirata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polycarbonate copolymer, coating liquid using same, and electrophot...
Patent number
8,519,082
Issue date
Aug 27, 2013
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for producing bischloroformate compound, polycarbonate oligo...
Patent number
8,470,957
Issue date
Jun 25, 2013
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing bischloroformate compound, polycarbonate oligo...
Patent number
8,344,092
Issue date
Jan 1, 2013
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polycarbonate resin and electrophotographic photosensitive member u...
Patent number
RE43604
Issue date
Aug 28, 2012
Idemitsu Kosan Co. Ltd.
Takaaki Hikosaka
252 - Compositions
Information
Patent Grant
Polycarbonate polymer, coating liquid, and electrophotographic phot...
Patent number
8,207,288
Issue date
Jun 26, 2012
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electrophotographic photosensitive body
Patent number
8,043,775
Issue date
Oct 25, 2011
Idemitsu Kosan Co., Ltd.
Hideyuki Miyamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polycarbonate copolymer, method for producing the same, molded body...
Patent number
7,893,185
Issue date
Feb 22, 2011
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate copolymer, method for producing the same, molded body...
Patent number
7,888,455
Issue date
Feb 15, 2011
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate resin and electrophotographic photosensitive member u...
Patent number
7,491,346
Issue date
Feb 17, 2009
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Electrostatic image developing toner and image-forming method using...
Patent number
6,756,170
Issue date
Jun 29, 2004
Toyo Ink Manufacturing Co., Ltd.
Yasushi Nakanishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resin composition, binder resin for toner and toner
Patent number
6,538,063
Issue date
Mar 25, 2003
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate, and molding and electrophotographic photoreceptor pr...
Patent number
6,136,521
Issue date
Oct 24, 2000
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polycarbonate resin, crosslinked polycarbonate resin and electropho...
Patent number
6,043,334
Issue date
Mar 28, 2000
Idemitsu Kosan Co., Ltd.
Masami Kanamaru
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
RESIN, RESIN COMPOSITION, COATING LIQUID COMPOSITION, FILM, COATING...
Publication number
20240209144
Publication date
Jun 27, 2024
Idemitsu Kosan Co.,Ltd
Takaaki HIKOSAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
RESIN, RESIN PRECURSOR COMPOSITION, COATING COMPOSITION, ELECTROPHO...
Publication number
20230340194
Publication date
Oct 26, 2023
Idemitsu Kosan Co.,Ltd
Takaaki HIKOSAKA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
RESIN COMPOSITION, ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MATERIAL, AND...
Publication number
20200263029
Publication date
Aug 20, 2020
Idemitsu Kosan Co., Ltd.
Kengo HIRATA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE RESIN, METHOD FOR PRODUCING POLYCARBONATE RESIN, COAT...
Publication number
20190085120
Publication date
Mar 21, 2019
Idemitsu Kosan Co., Ltd.
Kengo HIRATA
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
BISCHLOROFORMATE COMPOSITION, BISCHLOROFORMATE COMPOSITION PRODUCTI...
Publication number
20180364598
Publication date
Dec 20, 2018
Idemitsu Kosan Co., Ltd.
Kengo HIRATA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND RESIN COMPOSITION
Publication number
20140011128
Publication date
Jan 9, 2014
Idemitsu Kosan Co. Ltd
Hironobu Morishita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE COPOLYMER, COATING FLUID USING SAME, ELECTROPHOTOGRAP...
Publication number
20130337373
Publication date
Dec 19, 2013
Idemitsu Kosan Co., Ltd.
Kengo Hirata
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR PRODUCING BISCHLOROFORMATE COMPOUND, POLYCARBONATE OLIGO...
Publication number
20130066037
Publication date
Mar 14, 2013
Takaaki HIKOSAKA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING BISCHLOROFORMATE COMPOUND, POLYCARBONATE OLIGO...
Publication number
20120101292
Publication date
Apr 26, 2012
Idemitsu Kosan Co. Ltd
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE COPOLYMER, COATING LIQUID USING SAME, AND ELECTROPHOT...
Publication number
20120100474
Publication date
Apr 26, 2012
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE COPOLYMER, METHOD FOR PRODUCING THE SAME, MOLDED BODY...
Publication number
20100324209
Publication date
Dec 23, 2010
Idemitsu Kosan Co., Ltd.
Takaaki HIKOSAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE POLYMER, COATING LIQUID, AND ELECTROPHOTOGRAPHIC PHOT...
Publication number
20100233603
Publication date
Sep 16, 2010
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYCARBONATE COPOLYMER, METHOD FOR PRODUCING THE SAME, MOLDED BODY...
Publication number
20090326184
Publication date
Dec 31, 2009
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY
Publication number
20090081569
Publication date
Mar 26, 2009
Hideyuki Miyamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Sulfur-Containing Compound, Method for Producing Same, Sulfur-Conta...
Publication number
20080146759
Publication date
Jun 19, 2008
Yoriyuki Takashima
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polycarbonate Resin and Electrophotographic Photosensitive Member U...
Publication number
20070241312
Publication date
Oct 18, 2007
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Electrostatic image developing toner and image-forming method using...
Publication number
20030124446
Publication date
Jul 3, 2003
TOYO INK MANUFACTURING CO., LTD.
Yasushi Nakanishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Resin composition, binder resin for toner and toner
Publication number
20030105240
Publication date
Jun 5, 2003
Idemitsu Kosan Co., Ltd.
Takaaki Hikosaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...