Atsushi Takesue

Person

Ibaraki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing a charge control agent
- Patent number 9,056,884
- Issue date Jun 16, 2015
- Hodogaya Chemical Co., Ltd.
- Atsushi Takesue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic photosensitive body
- Patent number 8,808,951
- Issue date Aug 19, 2014
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
p-Terphenyl compound mixture and electrophotographic photoreceptors...
- Patent number 8,673,792
- Issue date Mar 18, 2014
- Hodogaya Chemical Co., Ltd.
- Shinya Nagai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
P-terphenyl compound mixture and electrophotographic photoreceptors...
- Patent number 8,486,594
- Issue date Jul 16, 2013
- Hodogaya Chemical Co., Ltd.
- Shinya Nagai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photoreceptor for electrophotography
- Patent number 8,247,144
- Issue date Aug 21, 2012
- Hodogaya Chemical Co., Ltd.
- Makoto Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor for electrophotography
- Patent number 8,088,540
- Issue date Jan 3, 2012
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor for electrophotography
- Patent number 8,003,286
- Issue date Aug 23, 2011
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic photosensitive body
- Patent number 7,919,219
- Issue date Apr 5, 2011
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tetramine compound and organic EL device
- Patent number 7,902,402
- Issue date Mar 8, 2011
- Hodogaya Chemical Co., Ltd.
- Shigeru Kusano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetramine compound and organic EL device
- Patent number 7,897,816
- Issue date Mar 1, 2011
- Hodogaya Chemical Co., Ltd.
- Shigeru Kusano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing hydrazone compound
- Patent number 7,884,245
- Issue date Feb 8, 2011
- Hodogaya Chemical Co., Ltd.
- Kiyokazu Takaso
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetramine compound and organic EL device
- Patent number 7,807,274
- Issue date Oct 5, 2010
- Hodogaya Chemical Co., Ltd.
- Shigeru Kusano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
P-terphenyl compound and photosensitive body for electrophotography...
- Patent number 7,799,492
- Issue date Sep 21, 2010
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic photosensitive body
- Patent number 7,790,342
- Issue date Sep 7, 2010
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
P-terphenyl compound and photosensitive body for electrophotography...
- Patent number 7,759,030
- Issue date Jul 20, 2010
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic EL devices and production process thereof
- Patent number 7,402,701
- Issue date Jul 22, 2008
- Denso Corporation
- Tetsuya Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Diamine compounds and electrophotographic photoreceptor
- Patent number 5,840,980
- Issue date Nov 24, 1998
- Hodogaya Chemical Co., Ltd.
- Mitsutoshi Anzai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic photoreceptor with acenaphthene compound
- Patent number 5,728,500
- Issue date Mar 17, 1998
- Hodogaya Chemical Co., Ltd.
- Atsushi Takesue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic photoreceptor containing amine compound
- Patent number 5,721,082
- Issue date Feb 24, 1998
- Hodogaya Chemical Co., Ltd.
- Atsushi Takesue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diamine compounds and electrophotographic photoreceptor
- Patent number 5,707,768
- Issue date Jan 13, 1998
- Hodogaya Chemical Co., Ltd.
- Mitsutoshi Anzai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Amine compound
- Patent number 5,654,481
- Issue date Aug 5, 1997
- Hodogaya Chemical Co., Ltd.
- Mitsutoshi Anzai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diamine compounds for use in electrophotographic photoconductors
- Patent number 5,631,404
- Issue date May 20, 1997
- Ricoh Company, Ltd.
- Mitsutoshi Anzai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hydrazone compounds
- Patent number 5,629,421
- Issue date May 13, 1997
- Hodagaya Chemical Co., Ltd.
- Atsushi Takesue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrazone compound and electrophotographic photoreceptor and organi...
- Patent number 5,512,400
- Issue date Apr 30, 1996
- Hodogaya Chemical Co., Ltd.
- Atsushi Takesue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic photoconductor and diamine compounds for use in...
- Patent number 5,489,495
- Issue date Feb 6, 1996
- Richoh Company, Ltd.
- Mitsutoshi Anzai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING A CHARGE CONTROL AGENT
- Publication number 20140171628
- Publication date Jun 19, 2014
- Hodogaya Chemical Co., Ltd.
- Atsushi TAKESUE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
P-TERPHENYL COMPOUND MIXTURE AND ELECTROPHOTOGRAPHIC PHOTORECEPTORS...
- Publication number 20130280652
- Publication date Oct 24, 2013
- Shinya NAGAI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY
- Publication number 20130266343
- Publication date Oct 10, 2013
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY
- Publication number 20100291480
- Publication date Nov 18, 2010
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TETRAMINE COMPOUND AND ORGANIC EL DEVICE
- Publication number 20100174115
- Publication date Jul 8, 2010
- Hodogaya Chemical Co., Ltd.
- Shigeru KUSANO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
TETRAMINE COMPOUND AND ORGANIC EL DEVICE
- Publication number 20100171080
- Publication date Jul 8, 2010
- Hodogaya Chemical Co., Ltd.
- Shigeru KUSANO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHOTORECEPTOR FOR ELECTROPHOTOGRAPHY
- Publication number 20100104964
- Publication date Apr 29, 2010
- Hodogaya Chemical Co., Ltd.
- Makoto Koike
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
P-TERPHENYL COMPOUND AND PHOTOSENSITIVE BODY FOR ELECTROPHOTOGRAPHY...
- Publication number 20100015542
- Publication date Jan 21, 2010
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY
- Publication number 20090226830
- Publication date Sep 10, 2009
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOTORECEPTOR FOR ELECTROPHOTOGRAPHY
- Publication number 20090104552
- Publication date Apr 23, 2009
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
P-TERPHENYL COMPOUND MIXTURE AND ELECTROPHOTOGRAPHIC PHOTORECEPTORS...
- Publication number 20090053633
- Publication date Feb 26, 2009
- Hodogaya Chemical Co., Ltd.
- Shinya Nagai
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Photoreceptor for Electrophotography
- Publication number 20090011349
- Publication date Jan 8, 2009
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
P-Terphenyl Compound And Photosensitve Body For Electrophotography...
- Publication number 20080076050
- Publication date Mar 27, 2008
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Electrophotographic Photosensitive Body
- Publication number 20080044750
- Publication date Feb 21, 2008
- Hodogaya Chemical Co., Ltd.
- Katsumi Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process for Producing Hydrazone Compound
- Publication number 20080015387
- Publication date Jan 17, 2008
- Kiyokazu Takaso
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Organic EL devices and production process thereof
- Publication number 20070293704
- Publication date Dec 20, 2007
- DENSO CORPORATION
- Tetsuya Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Tetramine compound and organic el device
- Publication number 20070149816
- Publication date Jun 28, 2007
- Shigeru Kusano
- C07 - ORGANIC CHEMISTRY

Atsushi Takesue

Person

Patents Grantslast 30 patents

Process for producing a charge control agent

Electrophotographic photosensitive body

p-Terphenyl compound mixture and electrophotographic photoreceptors...

P-terphenyl compound mixture and electrophotographic photoreceptors...

Photoreceptor for electrophotography

Photoreceptor for electrophotography

Photoreceptor for electrophotography

Electrophotographic photosensitive body

Tetramine compound and organic EL device

Tetramine compound and organic EL device

Process for producing hydrazone compound

Tetramine compound and organic EL device

P-terphenyl compound and photosensitive body for electrophotography...

Electrophotographic photosensitive body

P-terphenyl compound and photosensitive body for electrophotography...

Organic EL devices and production process thereof

Diamine compounds and electrophotographic photoreceptor

Electrophotographic photoreceptor with acenaphthene compound

Electrophotographic photoreceptor containing amine compound

Diamine compounds and electrophotographic photoreceptor

Amine compound

Diamine compounds for use in electrophotographic photoconductors

Hydrazone compounds

Hydrazone compound and electrophotographic photoreceptor and organi...

Electrophotographic photoconductor and diamine compounds for use in...

Patents Applicationslast 30 patents

PROCESS FOR PRODUCING A CHARGE CONTROL AGENT

P-TERPHENYL COMPOUND MIXTURE AND ELECTROPHOTOGRAPHIC PHOTORECEPTORS...

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY

TETRAMINE COMPOUND AND ORGANIC EL DEVICE

TETRAMINE COMPOUND AND ORGANIC EL DEVICE

PHOTORECEPTOR FOR ELECTROPHOTOGRAPHY

P-TERPHENYL COMPOUND AND PHOTOSENSITIVE BODY FOR ELECTROPHOTOGRAPHY...

ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY

PHOTORECEPTOR FOR ELECTROPHOTOGRAPHY

P-TERPHENYL COMPOUND MIXTURE AND ELECTROPHOTOGRAPHIC PHOTORECEPTORS...

Photoreceptor for Electrophotography

P-Terphenyl Compound And Photosensitve Body For Electrophotography...

Electrophotographic Photosensitive Body

Process for Producing Hydrazone Compound

Organic EL devices and production process thereof

Tetramine compound and organic el device