Tadashi Horikawa

Person

Numazu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cartridge and image forming apparatus
- Patent number 12,072,664
- Issue date Aug 27, 2024
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 12,032,325
- Issue date Jul 9, 2024
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 12,019,392
- Issue date Jun 25, 2024
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 11,803,153
- Issue date Oct 31, 2023
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 11,720,055
- Issue date Aug 8, 2023
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 11,703,794
- Issue date Jul 18, 2023
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 11,614,711
- Issue date Mar 28, 2023
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 11,449,001
- Issue date Sep 20, 2022
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 11,402,798
- Issue date Aug 2, 2022
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 11,392,081
- Issue date Jul 19, 2022
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 11,366,424
- Issue date Jun 21, 2022
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and electrophotographic image forming apparatus
- Patent number 11,169,483
- Issue date Nov 9, 2021
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and imaging forming apparatus
- Patent number 10,962,927
- Issue date Mar 30, 2021
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and imaging forming apparatus
- Patent number 10,928,771
- Issue date Feb 23, 2021
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and cartridge
- Patent number 10,901,366
- Issue date Jan 26, 2021
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and cartridge
- Patent number 10,678,184
- Issue date Jun 9, 2020
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of manufacturing frame unit, method of manufacturing image c...
- Patent number 10,649,394
- Issue date May 12, 2020
- Canon Kabushiki Kaisha
- Daisuke Makiguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 10,627,780
- Issue date Apr 21, 2020
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for manufacturing image bearing unit and method for manufact...
- Patent number 10,564,597
- Issue date Feb 18, 2020
- Canon Kabushiki Kaisha
- Tetsuya Numata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge for image forming apparatus
- Patent number D873341
- Issue date Jan 21, 2020
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- D18 - Printing and office machinery
Information Patent Grant
Method for manufacturing image bearing unit and method for manufact...
- Patent number 10,520,883
- Issue date Dec 31, 2019
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 10,488,817
- Issue date Nov 26, 2019
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container developing device process cartridge and image f...
- Patent number 9,946,195
- Issue date Apr 17, 2018
- Canon Kabushiki Kaisha
- Atsushi Takasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, developing device, process cartridge, and imag...
- Patent number 9,846,386
- Issue date Dec 19, 2017
- Canon Kabushiki Kaisha
- Atsushi Takasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image-forming apparatus
- Patent number 9,389,578
- Issue date Jul 12, 2016
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive cartridge having locking member, developing cartridg...
- Patent number 9,280,136
- Issue date Mar 8, 2016
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device frame unit, developing device, process cartridge,...
- Patent number 9,213,267
- Issue date Dec 15, 2015
- Canon Kabushiki Kaisha
- Nobuharu Hoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer supply cartridge, process cartridge and image forming app...
- Patent number 9,182,733
- Issue date Nov 10, 2015
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device frame unit, developing device, process cartridge,...
- Patent number 8,682,211
- Issue date Mar 25, 2014
- Canon Kabushiki Kaisha
- Nobuharu Hoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge and image forming apparatus
- Patent number 8,526,846
- Issue date Sep 3, 2013
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20240295851
- Publication date Sep 5, 2024
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20230400809
- Publication date Dec 14, 2023
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGAPHIC IMAGE FORMING APPARATUS
- Publication number 20230333511
- Publication date Oct 19, 2023
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20230229108
- Publication date Jul 20, 2023
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20230195032
- Publication date Jun 22, 2023
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20230048100
- Publication date Feb 16, 2023
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20220187758
- Publication date Jun 16, 2022
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20210286316
- Publication date Sep 16, 2021
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20210286317
- Publication date Sep 16, 2021
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20210149335
- Publication date May 20, 2021
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20200301352
- Publication date Sep 24, 2020
- Canon Kabushiki Kaisha
- Naoki Matsumaru
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND CARTRIDGE
- Publication number 20200257242
- Publication date Aug 13, 2020
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20200081396
- Publication date Mar 12, 2020
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR MANUFACTURING IMAGE BEARING UNIT AND METHOD FOR MANUFACT...
- Publication number 20190302683
- Publication date Oct 3, 2019
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF MANUFACTURING FRAME UNIT, METHOD OF MANUFACTURING IMAGE C...
- Publication number 20190302678
- Publication date Oct 3, 2019
- Canon Kabushiki Kaisha
- Daisuke Makiguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR MANUFACTURING IMAGE BEARING UNIT AND METHOD FOR MANUFACT...
- Publication number 20190302684
- Publication date Oct 3, 2019
- Canon Kabushiki Kaisha
- Tetsuya Numata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20190227480
- Publication date Jul 25, 2019
- Canon Kabushiki Kaisha
- Akihiro Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND CARTRIDGE
- Publication number 20190179257
- Publication date Jun 13, 2019
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20190129356
- Publication date May 2, 2019
- Canon Kabushiki Kaisha
- Ryuta Murakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER DEVELOPING DEVICE PROCESS CARTRIDGE AND IMAGE F...
- Publication number 20180067421
- Publication date Mar 8, 2018
- Canon Kabushiki Kaisha
- Atsushi Takasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAG...
- Publication number 20170102639
- Publication date Apr 13, 2017
- Canon Kabushiki Kaisha
- Atsushi Takasaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE-FORMING APPARATUS
- Publication number 20150323896
- Publication date Nov 12, 2015
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PHOTOSENSITIVE CARTRIDGE, DEVELOPING CARTRIDGE, PROCESS CARTRIDGE,...
- Publication number 20150205257
- Publication date Jul 23, 2015
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER SUPPLY CARTRIDGE, PROCESS CARTRIDGE AND IMAGE FORMING APP...
- Publication number 20140219689
- Publication date Aug 7, 2014
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE FRAME UNIT, DEVELOPING DEVICE, PROCESS CARTRIDGE,...
- Publication number 20140140723
- Publication date May 22, 2014
- Canon Kabushiki Kaisha
- Nobuharu Hoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONVEYANCE APPARATUS DEVELOPING APPARATUS AND PROCESS CAR...
- Publication number 20130121721
- Publication date May 16, 2013
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20120099903
- Publication date Apr 26, 2012
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE FRAME UNIT, DEVELOPING DEVICE, PROCESS CARTRIDGE,...
- Publication number 20110170903
- Publication date Jul 14, 2011
- Canon Kabushiki Kaisha
- Nobuharu Hoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS
- Publication number 20090290903
- Publication date Nov 26, 2009
- Canon Kabushiki Kaisha
- Tadashi Horikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20090290904
- Publication date Nov 26, 2009
- Canon Kabushiki Kaisha
- Tachio Kawai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tadashi Horikawa

Person

Patents Grantslast 30 patents

Cartridge and image forming apparatus

Cartridge and image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Cartridge and image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Cartridge and image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Process cartridge and electrophotographic image forming apparatus

Cartridge and imaging forming apparatus

Cartridge and imaging forming apparatus

Image forming apparatus and cartridge

Image forming apparatus and cartridge

Method of manufacturing frame unit, method of manufacturing image c...

Cartridge and image forming apparatus

Method for manufacturing image bearing unit and method for manufact...

Process cartridge for image forming apparatus

Method for manufacturing image bearing unit and method for manufact...

Cartridge and image forming apparatus

Developer container developing device process cartridge and image f...

Developer container, developing device, process cartridge, and imag...

Image-forming apparatus

Photosensitive cartridge having locking member, developing cartridg...

Developing device frame unit, developing device, process cartridge,...

Developer supply cartridge, process cartridge and image forming app...

Developing device frame unit, developing device, process cartridge,...

Process cartridge and image forming apparatus

Patents Applicationslast 30 patents

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND ELECTROPHOTOGAPHIC IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND CARTRIDGE

CARTRIDGE AND IMAGE FORMING APPARATUS

METHOD FOR MANUFACTURING IMAGE BEARING UNIT AND METHOD FOR MANUFACT...

METHOD OF MANUFACTURING FRAME UNIT, METHOD OF MANUFACTURING IMAGE C...

METHOD FOR MANUFACTURING IMAGE BEARING UNIT AND METHOD FOR MANUFACT...

CARTRIDGE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND CARTRIDGE

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

DEVELOPER CONTAINER DEVELOPING DEVICE PROCESS CARTRIDGE AND IMAGE F...

DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAG...

IMAGE-FORMING APPARATUS

PHOTOSENSITIVE CARTRIDGE, DEVELOPING CARTRIDGE, PROCESS CARTRIDGE,...

DEVELOPER SUPPLY CARTRIDGE, PROCESS CARTRIDGE AND IMAGE FORMING APP...

DEVELOPING DEVICE FRAME UNIT, DEVELOPING DEVICE, PROCESS CARTRIDGE,...

DEVELOPER CONVEYANCE APPARATUS DEVELOPING APPARATUS AND PROCESS CAR...

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE FRAME UNIT, DEVELOPING DEVICE, PROCESS CARTRIDGE,...

PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS