Tatsuya KUBO

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 11,953,843
- Issue date Apr 9, 2024
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Filter holding device, developing device, process cartridge, image...
- Patent number 11,880,160
- Issue date Jan 23, 2024
- Ricoh Company, Ltd.
- Hotaru Hashikawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process cartridge and image forming apparatus incorporating same
- Patent number 11,813,874
- Issue date Nov 14, 2023
- Ricoh Company, Ltd.
- Tatsuya Kubo
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Amount-of-remaining-toner detecting device, image forming apparatus...
- Patent number 11,774,878
- Issue date Oct 3, 2023
- Ricoh Company, Ltd.
- Ryotaro Konno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Remaining toner amount detection device, image forming apparatus, a...
- Patent number 11,604,423
- Issue date Mar 14, 2023
- Ricoh Company, Ltd.
- Yuki Osato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 11,422,483
- Issue date Aug 23, 2022
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder collection device and image forming apparatus incorporating...
- Patent number 11,215,948
- Issue date Jan 4, 2022
- Ricoh Company, Ltd.
- Shuntaroh Tamaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder amount detector including a pair of measuring electrodes
- Patent number 11,029,623
- Issue date Jun 8, 2021
- Ricoh Company, Ltd.
- Tatsuya Kubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, process cartridge, and image forming apparatus
- Patent number 10,969,708
- Issue date Apr 6, 2021
- Ricoh Company, Ltd.
- Takuya Suganuma
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 10,871,729
- Issue date Dec 22, 2020
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder supply device and image forming apparatus incorporating same
- Patent number 10,649,367
- Issue date May 12, 2020
- Ricoh Company, Ltd.
- Junichi Matsumoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 10,606,187
- Issue date Mar 31, 2020
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 10,317,839
- Issue date Jun 11, 2019
- Ricoh Company, Ltd.
- Shinji Tamaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder supply device and image forming apparatus incorporating same
- Patent number 10,317,814
- Issue date Jun 11, 2019
- Ricoh Company, Ltd.
- Nobuo Takami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 10,146,154
- Issue date Dec 4, 2018
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, and image forming apparatus and process cartridg...
- Patent number 10,126,682
- Issue date Nov 13, 2018
- Ricoh Company, Ltd.
- Hiroaki Okamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus incorporating same
- Patent number 9,897,938
- Issue date Feb 20, 2018
- Ricoh Company, Ltd.
- Shinnosuke Koshizuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 9,835,977
- Issue date Dec 5, 2017
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder amount detector, powder supply device, and image forming app...
- Patent number 9,817,335
- Issue date Nov 14, 2017
- Ricoh Company, Ltd.
- Naohiro Kawashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, developer replenisher, and image forming appar...
- Patent number 9,471,009
- Issue date Oct 18, 2016
- Ricoh Company, Ltd.
- Teppei Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 9,459,556
- Issue date Oct 4, 2016
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge and image forming apparatus incorporating same
- Patent number 9,400,450
- Issue date Jul 26, 2016
- Ricoh Company, Ltd.
- Teppei Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Data reader and image forming apparatus incorporating same
- Patent number 9,154,649
- Issue date Oct 6, 2015
- Ricoh Company, Ltd.
- Akira Fujimori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Toner cartridge and image forming apparatus incorporating same
- Patent number 9,146,501
- Issue date Sep 29, 2015
- Ricoh Company, Ltd.
- Teppei Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container, powder supply device, and image forming apparatus...
- Patent number 9,146,497
- Issue date Sep 29, 2015
- Ricoh Company, Ltd.
- Kentaro Nodera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner-container support unit and image-forming apparatus
- Patent number 9,110,403
- Issue date Aug 18, 2015
- Ricoh Company, Ltd.
- Akira Fujimori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner supply device and image forming apparatus
- Patent number 8,886,094
- Issue date Nov 11, 2014
- Ricoh Company, Ltd.
- Shinnosuke Koshizuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Shutter of a powder container
- Patent number D711965
- Issue date Aug 26, 2014
- Ricoh Company, Ltd.
- Kentaro Nodera
- D18 - Printing and office machinery
Information Patent Grant
Development device and image forming apparatus incorporating same
- Patent number 8,655,237
- Issue date Feb 18, 2014
- Ricoh Company, Ltd.
- Yuji Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container
- Patent number D698857
- Issue date Feb 4, 2014
- Ricoh Company, Ltd.
- Kentaro Nodera
- D18 - Printing and office machinery

Patents Applicationslast 30 patents

Information Patent Application
TONER CONTAINER AND IMAGE FORMING APPARATUS
- Publication number 20240272566
- Publication date Aug 15, 2024
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PACKING MEMBER, TONER CONTAINER, AND PACKING METHOD
- Publication number 20240140642
- Publication date May 2, 2024
- Shuntaroh TAMAKI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IM...
- Publication number 20230330582
- Publication date Oct 19, 2023
- Yuta YABUTA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POSITIONING MEMBER, HOLDING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...
- Publication number 20230315006
- Publication date Oct 5, 2023
- Kazuki YOGOSAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IM...
- Publication number 20220395771
- Publication date Dec 15, 2022
- Shohtaroh HOSHI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
AMOUNT-OF-REMAINING-TONER DETECTING DEVICE, IMAGE FORMING APPARATUS...
- Publication number 20220397853
- Publication date Dec 15, 2022
- RICOH COMPANY, LTD.
- Ryotaro Konno
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...
- Publication number 20220342347
- Publication date Oct 27, 2022
- RICOH COMPANY, LTD.
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REMAINING TONER AMOUNT DETECTION DEVICE, IMAGE FORMING APPARATUS, A...
- Publication number 20220283533
- Publication date Sep 8, 2022
- RICOH COMPANY, LTD.
- Yuki Osato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FILTER, FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE...
- Publication number 20220121138
- Publication date Apr 21, 2022
- Ricoh Company, Ltd.
- Tatsumi YAMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, IMAGE...
- Publication number 20220107605
- Publication date Apr 7, 2022
- Hotaru HASHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20220072862
- Publication date Mar 10, 2022
- Tatsuya KUBO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...
- Publication number 20210080864
- Publication date Mar 18, 2021
- RICOH COMPANY, LTD.
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER AMOUNT DETECTOR, POWDER SUPPLY DEVICE, AND IMAGE FORMING APP...
- Publication number 20210033997
- Publication date Feb 4, 2021
- Tatsuya Kubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER COLLECTION DEVICE AND IMAGE FORMING APPARATUS INCORPORATING...
- Publication number 20210034007
- Publication date Feb 4, 2021
- Shuntaroh Tamaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20200301313
- Publication date Sep 24, 2020
- RICOH COMPANY, LTD.
- Takuya SUGANUMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...
- Publication number 20200183302
- Publication date Jun 11, 2020
- RICOH COMPANY, LTD.
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER AMOUNT DETECTOR, POWDER SUPPLY DEVICE, AND IMAGE FORMING APP...
- Publication number 20200033752
- Publication date Jan 30, 2020
- Tatsuya Kubo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20200033751
- Publication date Jan 30, 2020
- Junichi MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...
- Publication number 20190064699
- Publication date Feb 28, 2019
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20180348698
- Publication date Dec 6, 2018
- RICOH COMPANY, LTD.
- Shinji TAMAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, AND IMAGE FORMING APPARATUS AND PROCESS CARTRIDG...
- Publication number 20180120737
- Publication date May 3, 2018
- RICOH COMPANY, LTD.
- Hiroaki OKAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...
- Publication number 20170363987
- Publication date Dec 21, 2017
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20170168418
- Publication date Jun 15, 2017
- Nobuo TAKAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20170168421
- Publication date Jun 15, 2017
- Shinnosuke KOSHIZUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER AMOUNT DETECTOR, POWDER SUPPLY DEVICE, AND IMAGE FORMING APP...
- Publication number 20170115597
- Publication date Apr 27, 2017
- NAOHIRO KAWASHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...
- Publication number 20160363887
- Publication date Dec 15, 2016
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20160195846
- Publication date Jul 7, 2016
- Shinnosuke KOSHIZUKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...
- Publication number 20150346635
- Publication date Dec 3, 2015
- Kentaro NODERA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20150323884
- Publication date Nov 12, 2015
- Teppei KIKUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPER REPLENISHER, AND IMAGE FORMING APPAR...
- Publication number 20150261134
- Publication date Sep 17, 2015
- Teppei KIKUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tatsuya KUBO

Person

Patents Grantslast 30 patents

Powder container, powder supply device, and image forming apparatus...

Filter holding device, developing device, process cartridge, image...

Process cartridge and image forming apparatus incorporating same

Amount-of-remaining-toner detecting device, image forming apparatus...

Remaining toner amount detection device, image forming apparatus, a...

Powder container, powder supply device, and image forming apparatus...

Powder collection device and image forming apparatus incorporating...

Powder amount detector including a pair of measuring electrodes

Developing device, process cartridge, and image forming apparatus

Powder container, powder supply device, and image forming apparatus...

Powder supply device and image forming apparatus incorporating same

Powder container, powder supply device, and image forming apparatus...

Developing device and image forming apparatus

Powder supply device and image forming apparatus incorporating same

Powder container, powder supply device, and image forming apparatus...

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

Developing device and image forming apparatus incorporating same

Powder container, powder supply device, and image forming apparatus...

Powder amount detector, powder supply device, and image forming app...

Developer container, developer replenisher, and image forming appar...

Powder container, powder supply device, and image forming apparatus...

Toner cartridge and image forming apparatus incorporating same

Data reader and image forming apparatus incorporating same

Toner cartridge and image forming apparatus incorporating same

Powder container, powder supply device, and image forming apparatus...

Toner-container support unit and image-forming apparatus

Toner supply device and image forming apparatus

Shutter of a powder container

Development device and image forming apparatus incorporating same

Powder container

Patents Applicationslast 30 patents

TONER CONTAINER AND IMAGE FORMING APPARATUS

PACKING MEMBER, TONER CONTAINER, AND PACKING METHOD

FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IM...

POSITIONING MEMBER, HOLDING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...

FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IM...

AMOUNT-OF-REMAINING-TONER DETECTING DEVICE, IMAGE FORMING APPARATUS...

POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...

REMAINING TONER AMOUNT DETECTION DEVICE, IMAGE FORMING APPARATUS, A...

FILTER, FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE...

FILTER HOLDING DEVICE, DEVELOPING DEVICE, PROCESS CARTRIDGE, IMAGE...

PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS INCORPORATING SAME

POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...

POWDER AMOUNT DETECTOR, POWDER SUPPLY DEVICE, AND IMAGE FORMING APP...

POWDER COLLECTION DEVICE AND IMAGE FORMING APPARATUS INCORPORATING...

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...

POWDER AMOUNT DETECTOR, POWDER SUPPLY DEVICE, AND IMAGE FORMING APP...

POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

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

POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...

POWDER SUPPLY DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

POWDER AMOUNT DETECTOR, POWDER SUPPLY DEVICE, AND IMAGE FORMING APP...

POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

POWDER CONTAINER, POWDER SUPPLY DEVICE, AND IMAGE FORMING APPARATUS...

TONER CARTRIDGE AND IMAGE FORMING APPARATUS INCORPORATING SAME

DEVELOPER CONTAINER, DEVELOPER REPLENISHER, AND IMAGE FORMING APPAR...