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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus
Patent number
11,340,541
Issue date
May 24, 2022
Toshiba Tec Kabushiki Kaisha
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
10,962,907
Issue date
Mar 30, 2021
Toshiba Tec Kabushiki Kaisha
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus that removes residual charges on image carrier
Patent number
10,761,471
Issue date
Sep 1, 2020
Toshiba Tec Kabushiki Kaisha
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer apparatus and image forming apparatus
Patent number
10,209,647
Issue date
Feb 19, 2019
Kabushiki Kaisha Toshiba
Sunao Takenaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer apparatus and image forming apparatus
Patent number
9,891,559
Issue date
Feb 13, 2018
Kabushiki Kaisha Toshiba
Sunao Takenaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Decolorizing apparatus, image forming apparatus, and decolorizing m...
Patent number
9,827,781
Issue date
Nov 28, 2017
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with transport for magnetic sheets
Patent number
9,665,054
Issue date
May 30, 2017
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Decolorizing apparatus, image forming apparatus, and decolorizing m...
Patent number
9,487,041
Issue date
Nov 8, 2016
Kabushiki Kaisha Toshiba
Kazufumi Ishida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus and image quality maintaining method
Patent number
7,953,344
Issue date
May 31, 2011
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and secondary transfer roller cleaning meth...
Patent number
7,747,188
Issue date
Jun 29, 2010
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having toner cleaner and toner cleaning method
Patent number
7,558,522
Issue date
Jul 7, 2009
Kabushiki Kaisha Toshiba
Masato Ogasawara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20210181657
Publication date
Jun 17, 2021
Toshiba Tec Kabushiki Kaisha
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20210080876
Publication date
Mar 18, 2021
Toshiba Tec Kabushiki Kaisha
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20200064770
Publication date
Feb 27, 2020
Toshiba Tec Kabushiki Kaisha
Kazufumi ISHIDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20180299817
Publication date
Oct 18, 2018
Kabushiki Kaisha Toshiba
Kazufumi ISHIDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20180203398
Publication date
Jul 19, 2018
Kabushiki Kaisha Toshiba
Kazufumi ISHIDA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
TRANSFER APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20180101112
Publication date
Apr 12, 2018
Kabushiki Kaisha Toshiba
Sunao Takenaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS WITH TRANSPORT FOR MAGNETIC SHEETS
Publication number
20170261907
Publication date
Sep 14, 2017
Kabushiki Kaisha Toshiba
Kazufumi ISHIDA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
TRANSFER APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20170185004
Publication date
Jun 29, 2017
Kabushiki Kaisha Toshiba
Sunao Takenaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DECOLORIZING APPARATUS, IMAGE FORMING APPARATUS, AND DECOLORIZING M...
Publication number
20160342116
Publication date
Nov 24, 2016
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DECOLORIZING APPARATUS, IMAGE FORMING APPARATUS, AND DECOLORIZING M...
Publication number
20160339714
Publication date
Nov 24, 2016
Kabushiki Kaisha Toshiba
Kazufumi Ishida
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS WITH TRANSPORT FOR MAGNETIC SHEETS
Publication number
20150360891
Publication date
Dec 17, 2015
Kabushiki Kaisha Toshiba
Kazufumi ISHIDA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20110280604
Publication date
Nov 17, 2011
Toshiba Tec Kabushiki Kaisha
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND SECONDARY TRANSFER ROLLER CLEANING METH...
Publication number
20090074488
Publication date
Mar 19, 2009
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE QUALITY MAINTAINING METHOD
Publication number
20090052920
Publication date
Feb 26, 2009
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
XEROGRAPHIC COPYING APPARATUS AND METHOD OF CONTROLLING MOTOR
Publication number
20080247772
Publication date
Oct 9, 2008
Kabushiki Kaisha Toshiba
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and image forming method
Publication number
20070274749
Publication date
Nov 29, 2007
KABUSHIKI KAISHA TOSHIBA
Masato Ogasawara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and image forming method
Publication number
20070230990
Publication date
Oct 4, 2007
KABUSHIKI KAISHA TOSHIBA
Masato Ogasawara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20040037575
Publication date
Feb 26, 2004
TOSHIBA TEC KABUSHIKI KAISHA
Kazufumi Ishida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY