the level being measured by electro-magnetic means

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CPC
G03G15/086

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Parent Industries

GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G15/00Apparatus for electrographic processes using a charge pattern

Current Industry

G03G15/086the level being measured by electro-magnetic means

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Electrostatic charge image developing toner, electrostatic charge i...
- Patent number 12,326,692
- Issue date Jun 10, 2025
- FUJIFILM Business Innovation Corp.
- Tomoaki Tanaka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Developing device and method of agitating initial developer inside...
- Patent number 12,326,674
- Issue date Jun 10, 2025
- Canon Kabushiki Kaisha
- Koshin Sekiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 12,326,676
- Issue date Jun 10, 2025
- Canon Kabushiki Kaisha
- Kazushi Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container and image forming apparatus
- Patent number 12,326,673
- Issue date Jun 10, 2025
- FUJIFILM Business Innovation Corp.
- Toshio Takiguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for use with detachable toner container
- Patent number 12,321,109
- Issue date Jun 3, 2025
- Canon Kabushiki Kaisha
- Kazuaki Nogami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensitive member cartridge and process cartridge
- Patent number 12,321,129
- Issue date Jun 3, 2025
- Canon Kabushiki Kaisha
- Jun Miyamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge having coupling and developing roller
- Patent number 12,321,110
- Issue date Jun 3, 2025
- Brother Kogyo Kabushiki Kaisha
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 12,321,111
- Issue date Jun 3, 2025
- Canon Kabushiki Kaisha
- Tsuyoshi Ogawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge having electrode
- Patent number 12,313,983
- Issue date May 27, 2025
- Brother Kogyo Kabushiki Kaisha
- Yasumasa Fujii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Powder container with a nozzle receiver
- Patent number 12,313,987
- Issue date May 27, 2025
- Ricoh Company, Ltd.
- Hiroshi Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and determination method
- Patent number 12,306,555
- Issue date May 20, 2025
- Konica Minolta, Inc.
- Junji Murauchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Replenishing system
- Patent number 12,306,567
- Issue date May 20, 2025
- Canon Kabushiki Kaisha
- Hiroyuki Munetsugu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 12,298,696
- Issue date May 13, 2025
- Canon Kabushiki Kaisha
- Takahiro Kawamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic image forming apparatus, developing apparatus,...
- Patent number 12,298,704
- Issue date May 13, 2025
- Canon Kabushiki Kaisha
- Masanari Morioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Developer supply container and developer supplying system
- Patent number 12,298,681
- Issue date May 13, 2025
- Canon Kabushiki Kaisha
- Yohei Gamo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having developing apparatus with filter cov...
- Patent number 12,298,682
- Issue date May 13, 2025
- Canon Kabushiki Kaisha
- Hiroyuki Munetsugu
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus and process cartridge including development...
- Patent number 12,292,704
- Issue date May 6, 2025
- Brother Kogyo Kabushiki Kaisha
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner and production method thereof, toner stored unit, image formi...
- Patent number 12,287,605
- Issue date Apr 29, 2025
- Ricoh Technology, Ltd.
- Yasuo Kamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner particle with core particle and fine particles
- Patent number 12,282,294
- Issue date Apr 22, 2025
- Hewlett-Packard Development Company, L.P.
- Akinori Terada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge including photoconductive drum, developing roller, memory...
- Patent number 12,282,283
- Issue date Apr 22, 2025
- Brother Kogyo Kabushiki Kaisha
- Masahiro Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device having rotatable wiper wiping optical surface of...
- Patent number 12,282,273
- Issue date Apr 22, 2025
- Hewlett-Packard Development Company, L.P.
- Yongnam Ahn
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge and image forming apparatus
- Patent number 12,282,269
- Issue date Apr 22, 2025
- Canon Kabushiki Kaisha
- Shohei Kototani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer cartridge provided with gear having engagement portions
- Patent number 12,282,270
- Issue date Apr 22, 2025
- Brother Kogyo Kabushiki Kaisha
- Keita Shimizu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Developing device
- Patent number 12,276,935
- Issue date Apr 15, 2025
- Canon Kabushiki Kaisha
- Tomohiro Shiomi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Consumable chip and imaging forming control method
- Patent number 12,276,933
- Issue date Apr 15, 2025
- ZHUHAI PANTUM ELECTRONICS CO., LTD.
- Hao Zhang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner refill cartridge having pump for automatic toner refilling
- Patent number 12,271,120
- Issue date Apr 8, 2025
- Hewlett-Packard Development Company, L.P.
- Shinhyup Kang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 12,271,123
- Issue date Apr 8, 2025
- Kyocera Document Solutions Inc.
- Ryo Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including a display unit for displaying inf...
- Patent number 12,271,136
- Issue date Apr 8, 2025
- Canon Kabushiki Kaisha
- Katsuhiko Oba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge
- Patent number 12,271,144
- Issue date Apr 8, 2025
- Brother Kogyo Kabushiki Kaisha
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Structure to pop up toner refill cartridge from mounting portion
- Patent number 12,271,119
- Issue date Apr 8, 2025
- Hewlett-Packard Development Company, L.P.
- Youngjo Kwon
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
DEVELOPING CARTRIDGE
- Publication number 20250181025
- Publication date Jun 5, 2025
- ZHUHAI YANQI TECHNOLOGY CO., LTD.
- Yu ZHU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE INCLUDING HOLDER THAT HOLDS ELECTRICAL CONTACT SURFACE AN...
- Publication number 20250181012
- Publication date Jun 5, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Shinya KUSUDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FEATURE OR OFFER ASSOCIATED WITH PRINTING DEVICE CONSUMABLE ITEM
- Publication number 20250182174
- Publication date Jun 5, 2025
- Hewlett-Packard Development Company, L.P.
- Gabriel Scott McDaniel
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEVELOPING DEVICE
- Publication number 20250181011
- Publication date Jun 5, 2025
- Canon Kabushiki Kaisha
- Satoshi Sunahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS CONFIGURED TO PERFORM INITIALIZATION PROCES...
- Publication number 20250164907
- Publication date May 22, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Tadao KYOTANI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE
- Publication number 20250164905
- Publication date May 22, 2025
- Zhuhai Ninestar Information Technology Co., Ltd
- Hao YANG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS CAPABLE OF SUSPENDING IMAGE FORMATION OF IM...
- Publication number 20250164908
- Publication date May 22, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Ryota Kikuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250164909
- Publication date May 22, 2025
- Canon Kabushiki Kaisha
- Toshiaki Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE INCLUDING A MEMORY MOUNTING PORTION AND IMAGE FORMING APP...
- Publication number 20250164928
- Publication date May 22, 2025
- Canon Kabushiki Kaisha
- Yu Fukasawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CONTAINER
- Publication number 20250155835
- Publication date May 15, 2025
- Canon Kabushiki Kaisha
- HIDEKI ISHIKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CHIP MODULE OF TONER CARTRIDGE
- Publication number 20250147450
- Publication date May 8, 2025
- GENERAL PLASTIC INDUSTRIAL CO., LTD
- Yi-Chia WU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CARTRIDGE PROVIDED WITH GEAR HAVING ENGAGEMENT PORTIONS
- Publication number 20250147451
- Publication date May 8, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Keita Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ELECTRICAL CONNECTION STRUCTURE
- Publication number 20250149809
- Publication date May 8, 2025
- GENERAL PLASTIC INDUSTRIAL CO., LTD
- Yi-Chia WU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
GREEN TONER FOR ELECTROSTATIC CHARGE IMAGE DEVELOPMENT, ELECTROSTAT...
- Publication number 20250147443
- Publication date May 8, 2025
- FUJIFILM Business Innovation Corp.
- Asafumi FUJITA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, IMAGE FORMING APPARATUS, AND METHOD FOR MANUFACT...
- Publication number 20250147452
- Publication date May 8, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Teruhiko Nagashima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250147448
- Publication date May 8, 2025
- Canon Kabushiki Kaisha
- Ryuji Tanaami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Component Movement Mechanism for an Image Forming Apparatus
- Publication number 20250130516
- Publication date Apr 24, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Yoh NISHIMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, TONER CO...
- Publication number 20250130518
- Publication date Apr 24, 2025
- Kazuki MATSUMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE INCLUDING MEMORY HOLDER COVER HAVING PAWL ENGAGED W...
- Publication number 20250130528
- Publication date Apr 24, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Ryuji NODA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER CARTRIDGE
- Publication number 20250130517
- Publication date Apr 24, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Yuwen WANG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250123579
- Publication date Apr 17, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Kazuki NAKAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250123578
- Publication date Apr 17, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Tamotsu SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE PROVIDING LAYOUT OF ELECTRODES AND DETECTION GEAR
- Publication number 20250123591
- Publication date Apr 17, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Keita SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING SYSTEM
- Publication number 20250116959
- Publication date Apr 10, 2025
- Canon Kabushiki Kaisha
- Yohei Gamo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
- Publication number 20250110445
- Publication date Apr 3, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Yasutada KATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250110420
- Publication date Apr 3, 2025
- Canon Kabushiki Kaisha
- HISASHI TANIGUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CARTRIDGE, DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS AND...
- Publication number 20250110423
- Publication date Apr 3, 2025
- Canon Kabushiki Kaisha
- TETSUO UESUGI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20250110417
- Publication date Apr 3, 2025
- KYOCERA DOCUMENT SOLUTIONS INC.
- Tamotsu SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE AND IMAGE FORMING APPARATUS
- Publication number 20250102952
- Publication date Mar 27, 2025
- Canon Kabushiki Kaisha
- AKINORI MITSUMATA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE CAPABLE OF REDUCING SIZE OF IMAGE FORMING APPA...
- Publication number 20250102953
- Publication date Mar 27, 2025
- BROTHER KOGYO KABUSHIKI KAISHA
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

the level being measured by electro-magnetic means

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Electrostatic charge image developing toner, electrostatic charge i...

Developing device and method of agitating initial developer inside...

Image forming apparatus

Developer container and image forming apparatus

Image forming apparatus for use with detachable toner container

Photosensitive member cartridge and process cartridge

Developing cartridge having coupling and developing roller

Image forming apparatus

Developing cartridge having electrode

Powder container with a nozzle receiver

Image forming apparatus and determination method

Replenishing system

Image forming apparatus

Electrophotographic image forming apparatus, developing apparatus,...

Developer supply container and developer supplying system

Image forming apparatus having developing apparatus with filter cov...

Image forming apparatus and process cartridge including development...

Toner and production method thereof, toner stored unit, image formi...

Toner particle with core particle and fine particles

Cartridge including photoconductive drum, developing roller, memory...

Development device having rotatable wiper wiping optical surface of...

Cartridge and image forming apparatus

Developer cartridge provided with gear having engagement portions

Developing device

Consumable chip and imaging forming control method

Toner refill cartridge having pump for automatic toner refilling

Image forming apparatus

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

Developing cartridge

Structure to pop up toner refill cartridge from mounting portion

Patents Applicationslast 30 patents

DEVELOPING CARTRIDGE

CARTRIDGE INCLUDING HOLDER THAT HOLDS ELECTRICAL CONTACT SURFACE AN...

FEATURE OR OFFER ASSOCIATED WITH PRINTING DEVICE CONSUMABLE ITEM

DEVELOPING DEVICE

IMAGE FORMING APPARATUS CONFIGURED TO PERFORM INITIALIZATION PROCES...

DEVELOPING CARTRIDGE

IMAGE FORMING APPARATUS CAPABLE OF SUSPENDING IMAGE FORMATION OF IM...

IMAGE FORMING APPARATUS

CARTRIDGE INCLUDING A MEMORY MOUNTING PORTION AND IMAGE FORMING APP...

CONTAINER

CHIP MODULE OF TONER CARTRIDGE

DEVELOPER CARTRIDGE PROVIDED WITH GEAR HAVING ENGAGEMENT PORTIONS

ELECTRICAL CONNECTION STRUCTURE

GREEN TONER FOR ELECTROSTATIC CHARGE IMAGE DEVELOPMENT, ELECTROSTAT...

DEVELOPING DEVICE, IMAGE FORMING APPARATUS, AND METHOD FOR MANUFACT...

IMAGE FORMING APPARATUS

Component Movement Mechanism for an Image Forming Apparatus

DEVELOPER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, TONER CO...

TONER CARTRIDGE INCLUDING MEMORY HOLDER COVER HAVING PAWL ENGAGED W...

DEVELOPER CARTRIDGE

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

DEVELOPING CARTRIDGE PROVIDING LAYOUT OF ELECTRODES AND DETECTION GEAR

DEVELOPER SUPPLY CONTAINER AND DEVELOPER SUPPLYING SYSTEM

IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE

IMAGE FORMING APPARATUS

TONER CARTRIDGE, DEVELOPING CARTRIDGE, IMAGE FORMING APPARATUS AND...

IMAGE FORMING APPARATUS

CARTRIDGE AND IMAGE FORMING APPARATUS

DEVELOPING CARTRIDGE CAPABLE OF REDUCING SIZE OF IMAGE FORMING APPA...