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Detection or control means for the developer level
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G03G15/0856
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PHYSICS
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Photography
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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
G03G15/00
Apparatus for electrographic processes using a charge pattern
Current Industry
G03G15/0856
Detection or control means for the developer level
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Patents Grants
last 30 patents
Information
Patent Grant
Toner level sensing using toner container vibration
Patent number
11,947,282
Issue date
Apr 2, 2024
Lexmark International, Inc.
Alexander Lloyd Chapman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,947,280
Issue date
Apr 2, 2024
Canon Kabushiki Kaisha
Kazuhiro Funatani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner cartridge
Patent number
11,914,309
Issue date
Feb 27, 2024
GEEHY MICROELECTRONICS INC.
Weichen Liu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus for guiding refilling operation of toner
Patent number
11,892,799
Issue date
Feb 6, 2024
Hewlett-Packard Development Company, L.P.
Jongwon Hong
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a toner replenishment operation
Patent number
11,886,141
Issue date
Jan 30, 2024
Canon Kabushiki Kaisha
Kensuke Umeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and developer replenishment thereof
Patent number
11,874,612
Issue date
Jan 16, 2024
Canon Kabushiki Kaisha
Nobuyuki Kobayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cartridge, supply container, and image forming apparatus
Patent number
11,846,895
Issue date
Dec 19, 2023
Canon Kabushiki Kaisha
Koji Wada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming system
Patent number
11,846,894
Issue date
Dec 19, 2023
Canon Kabushiki Kaisha
Masaaki Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer storage device and image forming apparatus to determine s...
Patent number
11,841,646
Issue date
Dec 12, 2023
Canon Kabushiki Kaisha
Shuichi Gofuku
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Structure for opening and shutting of sensor for detecting toner re...
Patent number
11,835,884
Issue date
Dec 5, 2023
Hewlett-Packard Development Company, L.P.
Gun Heo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with replenishable toner supply
Patent number
11,796,937
Issue date
Oct 24, 2023
Canon Kabushiki Kaisha
Kazumichi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sealed interconnects
Patent number
11,787,194
Issue date
Oct 17, 2023
Hewlett-Packard Development Company, L.P.
Anthony Donald Studer
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming apparatus capable of determining whether to order new...
Patent number
11,774,894
Issue date
Oct 3, 2023
Brother Kogyo Kabushiki Kaisha
Takashi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developer cartridge including structure for detecting developer end
Patent number
11,774,877
Issue date
Oct 3, 2023
Hewlett-Packard Development Company, L.P.
Jonghyun Park
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Monitoring device, image recordation monitoring method, and printer
Patent number
11,740,578
Issue date
Aug 29, 2023
Brother Kogyo Kabushiki Kaisha
Yushi Deura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Logic circuitry
Patent number
11,738,562
Issue date
Aug 29, 2023
Hewlett-Packard Development Company, L.P.
James Michael Gardner
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming apparatus controlling development contrast according...
Patent number
11,714,365
Issue date
Aug 1, 2023
Canon Kabushiki Kaisha
Norihito Naito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and control method thereof
Patent number
11,644,778
Issue date
May 9, 2023
Brother Kogyo Kabushiki Kaisha
Tomoyasu Yabuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming device and controlling method
Patent number
11,619,893
Issue date
Apr 4, 2023
Konica Minolta, Inc.
Junichi Arai
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
Image forming apparatus and method of controlling the same
Patent number
11,599,039
Issue date
Mar 7, 2023
Brother Kogyo Kabushiki Kaisha
Takashi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus for guiding refilling operation of toner
Patent number
11,586,142
Issue date
Feb 21, 2023
Hewlett-Packard Development Company, L.P.
Jongwon Hong
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Remaining-toner-amount detecting device and image forming apparatus
Patent number
11,567,427
Issue date
Jan 31, 2023
Ricoh Company, Ltd.
Sumihiro Inokuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Direct deposit ink estimation mechanism
Patent number
11,521,031
Issue date
Dec 6, 2022
Ricoh Company, Ltd.
Mikel Stanich
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image forming apparatus and control method for collecting waste ton...
Patent number
11,493,858
Issue date
Nov 8, 2022
Toshiba Tec Kabushiki Kaisha
Ken Iguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
11,493,859
Issue date
Nov 8, 2022
Canon Kabushiki Kaisha
Kazuhiro Funatani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus for regulating removal of developer storing...
Patent number
11,487,233
Issue date
Nov 1, 2022
Kyocera Document Solutions Inc.
Masayuki Mochizuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming system
Patent number
11,467,514
Issue date
Oct 11, 2022
Canon Kabushiki Kaisha
Masaaki Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Logic circuitry
Patent number
11,427,010
Issue date
Aug 30, 2022
Hewlett-Packard Development Company, L.P.
James Michael Gardner
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Cartridge, supply container, and image forming apparatus
Patent number
11,422,484
Issue date
Aug 23, 2022
Canon Kabushiki Kaisha
Koji Wada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM
Publication number
20240152072
Publication date
May 9, 2024
Canon Kabushiki Kaisha
Masahiro Suetsugu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPER STORAGE DEVICE AND IMAGE FORMING APPARATUS
Publication number
20240094660
Publication date
Mar 21, 2024
Canon Kabushiki Kaisha
Shuichi Gofuku
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARTRIDGE, SUPPLY CONTAINER, AND IMAGE FORMING APPARATUS
Publication number
20240085823
Publication date
Mar 14, 2024
Canon Kabushiki Kaisha
Koji Wada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20240077823
Publication date
Mar 7, 2024
Canon Kabushiki Kaisha
Kensuke Umeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND DEVELOPER REPLENISHMENT THEREOF
Publication number
20240061359
Publication date
Feb 22, 2024
Canon Kabushiki Kaisha
NOBUYUKI KOBAYASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
STRUCTURE FOR OPENING AND SHUTTING OF SENSOR FOR DETECTING TONER RE...
Publication number
20230418179
Publication date
Dec 28, 2023
Hewlett-Packard Development Company, L.P.
Gun HEO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE
Publication number
20230418180
Publication date
Dec 28, 2023
Canon Kabushiki Kaisha
Satoshi Sunahara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVICE MANAGEMENT SYSTEM AND COOPERATION METHOD
Publication number
20230367238
Publication date
Nov 16, 2023
Canon Kabushiki Kaisha
Yuzuru Okubo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20230350324
Publication date
Nov 2, 2023
KONICA MINOLTA INC
Tatsuya KATAGIRI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER LEVEL SENSING USING TONER CONTAINER VIBRATION
Publication number
20230305434
Publication date
Sep 28, 2023
Lexmark International, Inc.
ALEXANDER LLOYD CHAPMAN
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20230297005
Publication date
Sep 21, 2023
KYOCERA DOCUMENT SOLUTIONS INC.
Takashi INOUE
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF
Publication number
20230244170
Publication date
Aug 3, 2023
BROTHER KOGYO KABUSHIKI KAISHA
Tomoyasu YABUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CARTRIDGE, METHOD FOR DETECTING REMAINING TONER AMOUNT, AND I...
Publication number
20230205109
Publication date
Jun 29, 2023
ZHUHAI PANTUM ELECTRONICS CO., LTD.
Zhe SHAO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image Forming Apparatus and Method of Controlling the Same
Publication number
20230205110
Publication date
Jun 29, 2023
BROTHER KOGYO KABUSHIKI KAISHA
Takashi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TONER CARTRIDGE
Publication number
20230176498
Publication date
Jun 8, 2023
Geehy Microelectronics Inc.
Weichen LIU
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS FOR GUIDING REFILLING OPERATION OF TONER
Publication number
20230152749
Publication date
May 18, 2023
Hewlett-Packard Development Company, L.P.
Jongwon HONG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20230045444
Publication date
Feb 9, 2023
Canon Kabushiki Kaisha
Kazuhiro Funatani
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPER CARTRIDGE INCLUDING STRUCTURE FOR DETECTING DEVELOPER END
Publication number
20230039181
Publication date
Feb 9, 2023
Hewlett-Packard Development Company, L.P.
Jonghyun PARK
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING SYSTEM
Publication number
20220404735
Publication date
Dec 22, 2022
Canon Kabushiki Kaisha
Masaaki Sato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPER STORAGE DEVICE AND IMAGE FORMING APPARATUS
Publication number
20220382185
Publication date
Dec 1, 2022
Canon Kabushiki Kaisha
Shuichi Gofuku
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REMAINING-TONER-AMOUNT DETECTING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20220373926
Publication date
Nov 24, 2022
RICOH COMPANY, LTD.
Sumihiro Inokuchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CARTRIDGE, SUPPLY CONTAINER, AND IMAGE FORMING APPARATUS
Publication number
20220365462
Publication date
Nov 17, 2022
Canon Kabushiki Kaisha
Koji Wada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
LOGIC CIRCUITRY
Publication number
20220348022
Publication date
Nov 3, 2022
Hewlett-Packard Development Company, L.P.
James Michael GARDNER
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image Forming Apparatus and Method of Controlling the Same
Publication number
20220326635
Publication date
Oct 13, 2022
BROTHER KOGYO KABUSHIKI KAISHA
Takashi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20220283525
Publication date
Sep 8, 2022
Canon Kabushiki Kaisha
Kazumichi Shimizu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MONITORING DEVICE, IMAGE RECORDATION MONITORING METHOD, AND PRINTER
Publication number
20220221816
Publication date
Jul 14, 2022
BROTHER KOGYO KABUSHIKI KAISHA
Yushi DEURA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DRUM UNIT CAPABLE OF SUPPRESSING COMPLICATION OF WIRING
Publication number
20220187760
Publication date
Jun 16, 2022
BROTHER KOGYO KABUSHIKI KAISHA
Yuwen Wang
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND DEVELOPER REPLENISHMENT THEREOF
Publication number
20220155705
Publication date
May 19, 2022
Canon Kabushiki Kaisha
Nobuyuki Kobayashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS HAVING A TONER REPLENISHMENT OPERATION
Publication number
20220146974
Publication date
May 12, 2022
Canon Kabushiki Kaisha
Kensuke Umeda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS CAPABLE OF DETERMINING WHETHER TO ORDER NEW...
Publication number
20220146973
Publication date
May 12, 2022
BROTHER KOGYO KABUSHIKI KAISHA
Takashi SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY