Isao Koishi

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cartridge and drum unit for electrophotographic image forming appar...
- Patent number 12,130,579
- Issue date Oct 29, 2024
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container having a shutter and an engaging portion exposed fr...
- Patent number 12,066,769
- Issue date Aug 20, 2024
- Canon Kabushiki Kaisha
- Masaaki Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and drum unit for electrophotographic image forming appar...
- Patent number 12,066,786
- Issue date Aug 20, 2024
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge assembly
- Patent number 12,045,005
- Issue date Jul 23, 2024
- Canon Kabushiki Kaisha
- Isao Koishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process cartridge for image forming apparatus
- Patent number D1015421
- Issue date Feb 20, 2024
- Canon Kabushiki Kaisha
- Tachio Kawai
- D18 - Printing and office machinery
Information Patent Grant
Cartridge, attachment and mounting kit
- Patent number 11,829,096
- Issue date Nov 28, 2023
- Canon Kabushiki Kaisha
- Goshi Ozaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Image forming apparatus including a display unit for displaying inf...
- Patent number 11,796,947
- Issue date Oct 24, 2023
- Canon Kabushiki Kaisha
- Katsuhiko Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 11,754,946
- Issue date Sep 12, 2023
- Canon Kabushiki Kaisha
- Kohei Koguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge having a portion-to-be-positioned and a pressing portion...
- Patent number 11,669,044
- Issue date Jun 6, 2023
- Canon Kabushiki Kaisha
- Takashi Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge detachably mountable to main assembly of electrophotograp...
- Patent number 11,619,905
- Issue date Apr 4, 2023
- Canon Kabushiki Kaisha
- Takuya Kawakami
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Cartridge and drum unit for electrophotographic image forming appar...
- Patent number 11,579,561
- Issue date Feb 14, 2023
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including an attachment portion to which to...
- Patent number 11,474,452
- Issue date Oct 18, 2022
- Canon Kabushiki Kaisha
- Kohei Koguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including a display unit for displaying inf...
- Patent number 11,454,912
- Issue date Sep 27, 2022
- Canon Kabushiki Kaisha
- Katsuhiko Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming system having a movable member and first and second c...
- Patent number 11,256,209
- Issue date Feb 22, 2022
- Canon Kabushiki Kaisha
- Takashi Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and drum unit for electrophotographic image forming appar...
- Patent number 11,199,807
- Issue date Dec 14, 2021
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge detachably mountable to main assembly of electrophotograp...
- Patent number 11,163,259
- Issue date Nov 2, 2021
- Canon Kabushiki Kaisha
- Takuya Kawakami
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Image forming apparatus having a movable member and cartridge havin...
- Patent number 11,048,207
- Issue date Jun 29, 2021
- Canon Kabushiki Kaisha
- Takashi Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Erroneous mounting prevention system
- Patent number 10,962,925
- Issue date Mar 30, 2021
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and drum unit for electrophotographic image forming appar...
- Patent number 10,671,015
- Issue date Jun 2, 2020
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge detachably mountable to main assembly of electrophotograp...
- Patent number 10,635,045
- Issue date Apr 28, 2020
- Canon Kabushiki Kaisha
- Takuya Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge detachably mountable to main assembly of electrophotograp...
- Patent number 10,585,387
- Issue date Mar 10, 2020
- Canon Kabushiki Kaisha
- Takuya Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Packing member and cartridge packed in the packing member
- Patent number 10,427,867
- Issue date Oct 1, 2019
- Canon Kabushiki Kaisha
- Isao Koishi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Cartridge with restriction member for restricting relative movement...
- Patent number 10,353,339
- Issue date Jul 16, 2019
- Canon Kabushiki Kaisha
- Isao Koishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and drum unit for electrophotographic image forming appar...
- Patent number 10,203,652
- Issue date Feb 12, 2019
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge
- Patent number D823938
- Issue date Jul 24, 2018
- Canon Kabushiki Kaisha
- Shunsuke Uratani
- D18 - Printing and office machinery
Information Patent Grant
Cartridge
- Patent number D823380
- Issue date Jul 17, 2018
- Canon Kabushiki Kaisha
- Shunsuke Uratani
- D18 - Printing and office machinery
Information Patent Grant
Cartridge detachably mountable to main assembly of electrophotograp...
- Patent number 9,823,619
- Issue date Nov 21, 2017
- Canon Kabushiki Kaisha
- Takuya Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and drum unit for electrophotographic image forming appar...
- Patent number 9,791,825
- Issue date Oct 17, 2017
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive drum for cartridge
- Patent number D796574
- Issue date Sep 5, 2017
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- D18 - Printing and office machinery
Information Patent Grant
Packing member and cartridge packed in the packing member
- Patent number 9,708,116
- Issue date Jul 18, 2017
- Canon Kabushiki Kaisha
- Isao Koishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20250013188
- Publication date Jan 9, 2025
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20250013192
- Publication date Jan 9, 2025
- Canon Kabushiki Kaisha
- ISAO KOISHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER AND IMAGE FORMING SYSTEM
- Publication number 20240337966
- Publication date Oct 10, 2024
- Canon Kabushiki Kaisha
- Masaaki Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20240019804
- Publication date Jan 18, 2024
- Canon Kabushiki Kaisha
- Katsuhiko Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20230324846
- Publication date Oct 12, 2023
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20230161289
- Publication date May 25, 2023
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER AND IMAGE FORMING SYSTEM
- Publication number 20230096202
- Publication date Mar 30, 2023
- Canon Kabushiki Kaisha
- Masaaki Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE ASSEMBLY
- Publication number 20230082891
- Publication date Mar 16, 2023
- Canon Kabushiki Kaisha
- Isao Koishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20230019464
- Publication date Jan 19, 2023
- Canon Kabushiki Kaisha
- Kohei Koguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20230017781
- Publication date Jan 19, 2023
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20220382200
- Publication date Dec 1, 2022
- Canon Kabushiki Kaisha
- Katsuhiko Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, AND APPARATUS BODY THEREOF
- Publication number 20220137551
- Publication date May 5, 2022
- Canon Kabushiki Kaisha
- Takashi Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE, ATTACHMENT AND MOUNTING KIT
- Publication number 20220075312
- Publication date Mar 10, 2022
- Canon Kabushiki Kaisha
- Goshi Ozaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20220043389
- Publication date Feb 10, 2022
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...
- Publication number 20210389720
- Publication date Dec 16, 2021
- Canon Kabushiki Kaisha
- Takuya Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20210318642
- Publication date Oct 14, 2021
- Canon Kabushiki Kaisha
- Kohei Koguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20210318645
- Publication date Oct 14, 2021
- Canon Kabushiki Kaisha
- Katsuhiko Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, AND APPARATUS BODY THEREOF
- Publication number 20210271203
- Publication date Sep 2, 2021
- Canon Kabushiki Kaisha
- Takashi Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ERRONEOUS MOUNTING PREVENTION SYSTEM
- Publication number 20200272095
- Publication date Aug 27, 2020
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20200264555
- Publication date Aug 20, 2020
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...
- Publication number 20200233372
- Publication date Jul 23, 2020
- Canon Kabushiki Kaisha
- Takuya Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, AND APPARATUS BODY THEREOF
- Publication number 20200209803
- Publication date Jul 2, 2020
- Canon Kabushiki Kaisha
- Takashi Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20180341214
- Publication date Nov 29, 2018
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20180253057
- Publication date Sep 6, 2018
- Canon Kabushiki Kaisha
- Isao Koishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...
- Publication number 20180046133
- Publication date Feb 15, 2018
- Canon Kabushiki Kaisha
- Takuya Kawakami
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20170371296
- Publication date Dec 28, 2017
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PACKING MEMBER AND CARTRIDGE PACKED IN THE PACKING MEMBER
- Publication number 20170267445
- Publication date Sep 21, 2017
- Canon Kabushiki Kaisha
- Isao Koishi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...
- Publication number 20160306320
- Publication date Oct 20, 2016
- Canon Kabushiki Kaisha
- Takuya Kawakami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...
- Publication number 20160246250
- Publication date Aug 25, 2016
- Canon Kabushiki Kaisha
- Shigemi Kamoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PACKING MEMBER AND CARTRIDGE PACKED IN THE PACKING MEMBER
- Publication number 20160221747
- Publication date Aug 4, 2016
- Canon Kabushiki Kaisha
- Isao Koishi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Isao Koishi

Person

Patents Grantslast 30 patents

Cartridge and drum unit for electrophotographic image forming appar...

Toner container having a shutter and an engaging portion exposed fr...

Cartridge and drum unit for electrophotographic image forming appar...

Cartridge assembly

Process cartridge for image forming apparatus

Cartridge, attachment and mounting kit

Image forming apparatus including a display unit for displaying inf...

Image forming apparatus

Cartridge having a portion-to-be-positioned and a pressing portion...

Cartridge detachably mountable to main assembly of electrophotograp...

Cartridge and drum unit for electrophotographic image forming appar...

Image forming apparatus including an attachment portion to which to...

Image forming apparatus including a display unit for displaying inf...

Image forming system having a movable member and first and second c...

Cartridge and drum unit for electrophotographic image forming appar...

Cartridge detachably mountable to main assembly of electrophotograp...

Image forming apparatus having a movable member and cartridge havin...

Erroneous mounting prevention system

Cartridge and drum unit for electrophotographic image forming appar...

Cartridge detachably mountable to main assembly of electrophotograp...

Cartridge detachably mountable to main assembly of electrophotograp...

Packing member and cartridge packed in the packing member

Cartridge with restriction member for restricting relative movement...

Cartridge and drum unit for electrophotographic image forming appar...

Cartridge

Cartridge

Cartridge detachably mountable to main assembly of electrophotograp...

Cartridge and drum unit for electrophotographic image forming appar...

Photosensitive drum for cartridge

Packing member and cartridge packed in the packing member

Patents Applicationslast 30 patents

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

CARTRIDGE AND IMAGE FORMING APPARATUS

TONER CONTAINER AND IMAGE FORMING SYSTEM

IMAGE FORMING APPARATUS

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

TONER CONTAINER AND IMAGE FORMING SYSTEM

CARTRIDGE ASSEMBLY

IMAGE FORMING APPARATUS

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS, AND APPARATUS BODY THEREOF

CARTRIDGE, ATTACHMENT AND MOUNTING KIT

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS, AND APPARATUS BODY THEREOF

ERRONEOUS MOUNTING PREVENTION SYSTEM

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...

IMAGE FORMING APPARATUS, AND APPARATUS BODY THEREOF

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

CARTRIDGE AND IMAGE FORMING APPARATUS

CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

PACKING MEMBER AND CARTRIDGE PACKED IN THE PACKING MEMBER

CARTRIDGE DETACHABLY MOUNTABLE TO MAIN ASSEMBLY OF ELECTROPHOTOGRAP...

CARTRIDGE AND DRUM UNIT FOR ELECTROPHOTOGRAPHIC IMAGE FORMING APPAR...

PACKING MEMBER AND CARTRIDGE PACKED IN THE PACKING MEMBER