Tsukuru Kai

Person

Kanagawa-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 11,550,239
- Issue date Jan 10, 2023
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container and image forming apparatus
- Patent number 11,467,516
- Issue date Oct 11, 2022
- Ricoh Company, Ltd.
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 11,281,124
- Issue date Mar 22, 2022
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 11,249,421
- Issue date Feb 15, 2022
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container and image forming apparatus
- Patent number 10,948,850
- Issue date Mar 16, 2021
- Ricoh Company, Ltd.
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 10,908,531
- Issue date Feb 2, 2021
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container and image forming apparatus
- Patent number 10,474,062
- Issue date Nov 12, 2019
- Ricoh Company, Ltd.
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 10,466,623
- Issue date Nov 5, 2019
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 10,281,843
- Issue date May 7, 2019
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 9,983,509
- Issue date May 29, 2018
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container including a container portion to be engaged with a...
- Patent number 9,740,139
- Issue date Aug 22, 2017
- Ricoh Company, Ltd.
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 9,547,258
- Issue date Jan 17, 2017
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image forming apparatus
- Patent number 9,482,987
- Issue date Nov 1, 2016
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container and image forming apparatus incorporating same
- Patent number 9,405,221
- Issue date Aug 2, 2016
- Ricoh Company, Ltd.
- Makoto Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cap, powder container, developer supply device, and image forming a...
- Patent number 9,285,763
- Issue date Mar 15, 2016
- Ricoh Company, Ltd.
- Makoto Komatsu
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Powder container and image forming apparatus incorporating same
- Patent number 9,244,379
- Issue date Jan 26, 2016
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device including a removable seal to seal a supplied-de...
- Patent number 8,971,769
- Issue date Mar 3, 2015
- Ricoh Company, Limited
- Yasuo Miyoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cap, powder container, developer supply device, and image forming a...
- Patent number 8,965,250
- Issue date Feb 24, 2015
- Ricoh Company, Limited
- Makoto Komatsu
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Image-forming apparatus and powder container
- Patent number 8,934,813
- Issue date Jan 13, 2015
- Ricoh Company, Ltd.
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device and image-forming apparatus
- Patent number 8,886,095
- Issue date Nov 11, 2014
- Ricoh Company, Ltd.
- Makoto Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device including a removable seal to seal a supplied-de...
- Patent number 8,750,752
- Issue date Jun 10, 2014
- Ricoh Company, Limited
- Yasuo Miyoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container having an opening on an end of the container body,...
- Patent number 8,626,037
- Issue date Jan 7, 2014
- Ricoh Company, Limited
- Daichi Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device, process cartridge, and image forming apparatus
- Patent number 8,571,449
- Issue date Oct 29, 2013
- Ricoh Company, Limited
- Yasuo Miyoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and medium container installed therein
- Patent number 8,385,787
- Issue date Feb 26, 2013
- Ricoh Company, Ltd.
- Daichi Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supplying device, and image forming apparatus
- Patent number 8,295,742
- Issue date Oct 23, 2012
- Ricoh Company, Limited
- Daichi Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, process cartridge, and image forming apparatus,...
- Patent number 8,135,314
- Issue date Mar 13, 2012
- Ricoh Company, Limited
- Yasuo Miyoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus including same which...
- Patent number 7,995,954
- Issue date Aug 9, 2011
- Ricoh Company Limited
- Norio Kudo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for image forming capable of reducing mechanic...
- Patent number 7,099,611
- Issue date Aug 29, 2006
- Ricoh Company, Ltd.
- Katsuhiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,978,109
- Issue date Dec 20, 2005
- Ricoh Company, Ltd.
- Hisashi Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,901,233
- Issue date May 31, 2005
- Ricoh Company, Ltd.
- Katsuhiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20220163905
- Publication date May 26, 2022
- RICOH COMPANY, LTD.
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20210364949
- Publication date Nov 25, 2021
- RICOH COMPANY, LTD.
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20210124286
- Publication date Apr 29, 2021
- RICOH COMPANY, LTD.
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS
- Publication number 20210116842
- Publication date Apr 22, 2021
- RICOH COMPANY, LTD.
- Hiroshi HOSOKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20200033757
- Publication date Jan 30, 2020
- RICOH COMPANY, LTD.
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS
- Publication number 20200033758
- Publication date Jan 30, 2020
- RICOH COMPANY, LTD.
- Hiroshi HOSOKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20190235416
- Publication date Aug 1, 2019
- RICOH COMPANY, LTD.
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20180239278
- Publication date Aug 23, 2018
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS
- Publication number 20170315473
- Publication date Nov 2, 2017
- Hiroshi HOSOKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20170102642
- Publication date Apr 13, 2017
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20160033901
- Publication date Feb 4, 2016
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS
- Publication number 20150338775
- Publication date Nov 26, 2015
- Ricoh Company, Limited
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CAP, POWDER CONTAINER, DEVELOPER SUPPLY DEVICE, AND IMAGE FORMING A...
- Publication number 20150104218
- Publication date Apr 16, 2015
- Makoto KOMATSU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE INCLUDING A REMOVABLE SEAL TO SEAL A SUPPLIED-DE...
- Publication number 20140233984
- Publication date Aug 21, 2014
- Yasuo MIYOSHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20140016960
- Publication date Jan 16, 2014
- Yasuo MIYOSHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20130330105
- Publication date Dec 12, 2013
- Makoto Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20130322927
- Publication date Dec 5, 2013
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20130272750
- Publication date Oct 17, 2013
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLYING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20130011166
- Publication date Jan 10, 2013
- Daichi YAMAGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image-Forming Apparatus And Powder Container
- Publication number 20120230736
- Publication date Sep 13, 2012
- RICOH COMPANY, LTD.
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE-FORMING APPARATUS
- Publication number 20120213555
- Publication date Aug 23, 2012
- Makoto Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CAP, POWDER CONTAINER, DEVELOPER SUPPLY DEVICE, AND IMAGE FORMING A...
- Publication number 20120045244
- Publication date Feb 23, 2012
- Makoto Komatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND MEDIUM CONTAINER INSTALLED THEREIN
- Publication number 20110064478
- Publication date Mar 17, 2011
- Daichi Yamaguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20100202805
- Publication date Aug 12, 2010
- Yasuo MIYOSHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLYING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20100119264
- Publication date May 13, 2010
- Daichi YAMAGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20090232558
- Publication date Sep 17, 2009
- Norio KUDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS,...
- Publication number 20090169264
- Publication date Jul 2, 2009
- Yasuo MIYOSHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and apparatus for image forming capable of reducing mechanic...
- Publication number 20040223792
- Publication date Nov 11, 2004
- Katsuhiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040175207
- Publication date Sep 9, 2004
- Hisashi Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040120733
- Publication date Jun 24, 2004
- Katsuhiro Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tsukuru Kai

Person

Patents Grantslast 30 patents

Powder container, powder supply device and image forming apparatus

Powder container and image forming apparatus

Powder container, powder supply device and image forming apparatus

Powder container, powder supply device and image forming apparatus

Powder container and image forming apparatus

Powder container, powder supply device and image forming apparatus

Powder container and image forming apparatus

Powder container, powder supply device and image forming apparatus

Powder container, powder supply device and image forming apparatus

Powder container, powder supply device and image forming apparatus

Powder container including a container portion to be engaged with a...

Powder container, powder supply device and image forming apparatus

Powder container, powder supply device and image forming apparatus

Powder container and image forming apparatus incorporating same

Cap, powder container, developer supply device, and image forming a...

Powder container and image forming apparatus incorporating same

Development device including a removable seal to seal a supplied-de...

Cap, powder container, developer supply device, and image forming a...

Image-forming apparatus and powder container

Powder container, powder supply device and image-forming apparatus

Development device including a removable seal to seal a supplied-de...

Powder container having an opening on an end of the container body,...

Development device, process cartridge, and image forming apparatus

Image forming apparatus and medium container installed therein

Powder container, powder supplying device, and image forming apparatus

Developing device, process cartridge, and image forming apparatus,...

Developing device and image forming apparatus including same which...

Method and apparatus for image forming capable of reducing mechanic...

Image forming apparatus

Image forming apparatus

Patents Applicationslast 30 patents

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER AND IMAGE FORMING APPARATUS

CAP, POWDER CONTAINER, DEVELOPER SUPPLY DEVICE, AND IMAGE FORMING A...

DEVELOPMENT DEVICE INCLUDING A REMOVABLE SEAL TO SEAL A SUPPLIED-DE...

DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

POWDER CONTAINER AND IMAGE FORMING APPARATUS INCORPORATING SAME

POWDER CONTAINER AND IMAGE FORMING APPARATUS INCORPORATING SAME

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLYING DEVICE, AND IMAGE FORMING APPARATUS

Image-Forming Apparatus And Powder Container

POWDER CONTAINER, POWDER SUPPLY DEVICE AND IMAGE-FORMING APPARATUS

CAP, POWDER CONTAINER, DEVELOPER SUPPLY DEVICE, AND IMAGE FORMING A...

IMAGE FORMING APPARATUS AND MEDIUM CONTAINER INSTALLED THEREIN

DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLYING DEVICE, AND IMAGE FORMING APPARATUS

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS,...

Method and apparatus for image forming capable of reducing mechanic...

Image forming apparatus

Image forming apparatus