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G03G2215/0869

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GPHYSICS G03Photography G03GELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY G03G2215/00Apparatus for electrophotographic processes

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G03G2215/0869Supplying member

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Patents Grantslast 30 patents

Information Patent Grant
Image forming device and process cartridge therefor
- Patent number 12,061,437
- Issue date Aug 13, 2024
- Brother Kogyo Kabushiki Kaisha
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Belt unit and method for assembling belt unit
- Patent number 11,953,848
- Issue date Apr 9, 2024
- Kyocera Document Solutions Inc.
- Takashi Kainuma
- 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 device and process cartridge therefor
- Patent number 11,669,042
- Issue date Jun 6, 2023
- Brother Kogyo Kabushiki Kaisha
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Information Patent Grant
Developing cartridge, developing apparatus and image forming appara...
- Patent number 10,558,144
- Issue date Feb 11, 2020
- Hewlett-Packard Development Company, L.P.
- Ho-jin Jang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Urethane foam and toner-conveying roller using the same
- Patent number 10,222,721
- Issue date Mar 5, 2019
- Bridgestone Corporation
- Satoru Kusano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing cartridge, developing apparatus and image forming appara...
- Patent number 10,139,750
- Issue date Nov 27, 2018
- S. Printing Solution Co., Ltd.
- Ho-jin Jang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner conveyance roller and method for manufacturing toner conveyan...
- Patent number 9,715,190
- Issue date Jul 25, 2017
- Bridgestone Corporation
- Toru Masuyama
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Developing cartridge positioning portions for relative positioning...
- Patent number 9,471,005
- Issue date Oct 18, 2016
- Brother Kogyo Kabushiki Kaisha
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device provided with developing roller and supply roller
- Patent number 9,086,654
- Issue date Jul 21, 2015
- Brother Kogyo Kabushiki Kaisha
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device and image forming apparatus
- Patent number 8,600,272
- Issue date Dec 3, 2013
- Oki Data Corporation
- Satoru Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image developer, process cartridge, and image forming apparatus
- Patent number 8,526,864
- Issue date Sep 3, 2013
- Ricoh Company, Ltd.
- Shuuichi Nakagawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer unit for an image forming apparatus with a circulative st...
- Patent number 8,467,708
- Issue date Jun 18, 2013
- Brother Kogyo Kabushiki Kaisha
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device and image forming device
- Patent number 8,385,789
- Issue date Feb 26, 2013
- Brother Kogyo Kabushiki Kaisha
- Shougo Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Conductive toner supply roller, method of manufacturing supply roll...
- Patent number 8,357,729
- Issue date Jan 22, 2013
- Samsung Electronics Co., Ltd.
- Tae-hyun Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Development device and image forming apparatus using same having mu...
- Patent number 8,295,739
- Issue date Oct 23, 2012
- Ricoh Company, Limited
- Natsumi Matsue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer carrying device and image forming device
- Patent number 8,265,530
- Issue date Sep 11, 2012
- Brother Kogyo Kabushiki Kaisha
- Masataka Maeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer supply mechanism, development apparatus and image forming...
- Patent number 8,229,328
- Issue date Jul 24, 2012
- Kyocera Mita Corporation
- Koju Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development device and image forming apparatus having same
- Patent number 8,135,317
- Issue date Mar 13, 2012
- Kyocera Mita Corporation
- Shinichi Uchida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for performing surface treatment of rubber member
- Patent number 8,105,653
- Issue date Jan 31, 2012
- Synztec Co., Ltd.
- Naoki Hirakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethane foam toner supplying roller and method for manufacturi...
- Patent number 8,036,580
- Issue date Oct 11, 2011
- Canon Kasei Kabushiki Kaisha
- Mie Nogami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method
- Patent number 8,000,615
- Issue date Aug 16, 2011
- Ricoh Company, Ltd.
- Tetsuhiko Mizuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus and image forming apparatus including the same
- Patent number 7,991,315
- Issue date Aug 2, 2011
- Canon Kabushiki Kaisha
- Takeshi Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing electrophotographic roller member
- Patent number 7,947,339
- Issue date May 24, 2011
- Canon Kabushiki Kaisha
- Kenichi Yamauchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Image development apparatus and image forming apparatus using the s...
- Patent number 7,929,882
- Issue date Apr 19, 2011
- Seiko Epson Corporation
- Masahide Nakamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Xerographic imaging modules, xerographic apparatuses, and methods o...
- Patent number 7,881,647
- Issue date Feb 1, 2011
- Xerox Corporation
- David G. Anderson
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with supply unit having high applied voltage
- Patent number 7,853,187
- Issue date Dec 14, 2010
- Samsung Electronics Co., Ltd.
- Hyun-wook Bae
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device, image forming apparatus and method for filling d...
- Patent number 7,783,232
- Issue date Aug 24, 2010
- Konica Minolta Business Technologies, Inc.
- Megumi Minami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus and method for transfer of image forming substances
- Patent number 7,702,267
- Issue date Apr 20, 2010
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
IMAGE FORMING DEVICE AND PROCESS CARTRIDGE THEREFOR
- Publication number 20240361726
- Publication date Oct 31, 2024
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo SATO
- 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
BELT UNIT AND METHOD FOR ASSEMBLING BELT UNIT
- Publication number 20230259055
- Publication date Aug 17, 2023
- KYOCERA DOCUMENT SOLUTIONS INC.
- Takashi KAINUMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING DEVICE AND PROCESS CARTRIDGE THEREFOR
- Publication number 20230259068
- Publication date Aug 17, 2023
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo SATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING DEVICE AND PROCESS CARTRIDGE THEREFOR
- Publication number 20230004118
- Publication date Jan 5, 2023
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo SATO
- 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
CARTRIDGE, SUPPLY CONTAINER, AND IMAGE FORMING APPARATUS
- Publication number 20210109457
- Publication date Apr 15, 2021
- Canon Kabushiki Kaisha
- Koji Wada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE, DEVELOPING APPARATUS AND IMAGE FORMING APPARA...
- Publication number 20190049875
- Publication date Feb 14, 2019
- S-Printing Solution Co., Ltd.
- Ho-jin JANG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING CARTRIDGE, DEVELOPING APPARATUS AND IMAGE FORMING APPARA...
- Publication number 20180181023
- Publication date Jun 28, 2018
- S-Printing Solution Co., Ltd.
- Ho-jin JANG
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20170285514
- Publication date Oct 5, 2017
- Canon Kabushiki Kaisha
- Takayoshi Kihara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developing Device Provided with Developing Roller and Supply Roller
- Publication number 20130051857
- Publication date Feb 28, 2013
- BROTHER KOGYO KABUSHIKI KAISHA
- Nao Itabashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE DEVELOPER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20110243616
- Publication date Oct 6, 2011
- RICOH COMPANY, LTD.
- Shuuichi NAKAGAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
URETHANE FOAM AND TONER-CONVEYING ROLLER USING THE SAME
- Publication number 20110188900
- Publication date Aug 4, 2011
- BRIDGESTONE CORPORATION
- Satoru Kusano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20110135345
- Publication date Jun 9, 2011
- Satoru Furuya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER UNIT FOR AN IMAGE FORMING APPARATUS
- Publication number 20110103845
- Publication date May 5, 2011
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo SATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Development Device and Image Forming Device
- Publication number 20100316418
- Publication date Dec 16, 2010
- BROTHER KOGYO KABUSHIKI KAISHA
- Shougo SATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER SUPPLY MECHANISM, DEVELOPMENT APPARATUS AND IMAGE FORMING...
- Publication number 20100272475
- Publication date Oct 28, 2010
- KYOCERA MITA CORPORATION
- Koju YAMAMOTO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20100143000
- Publication date Jun 10, 2010
- Natsumi Matsue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Developer Carrying Device and Image Forming Device
- Publication number 20100074657
- Publication date Mar 25, 2010
- BROTHER KOGYO KABUSHIKI KAISHA
- Masataka MAEDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
XEROGRAPHIC IMAGING MODULES, XEROGRAPHIC APPARATUSES, AND METHODS O...
- Publication number 20090274490
- Publication date Nov 5, 2009
- Xerox Corporation
- David G. ANDERSON
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING ROLLER
- Publication number 20090245892
- Publication date Oct 1, 2009
- Konica Minolta Business Technologies, Inc.
- Shinya OBARA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROLLING APPARATUS, DEVELOPMENT ROLLER AND METHOD FOR MANUFACTURING...
- Publication number 20090245891
- Publication date Oct 1, 2009
- SEIKO EPSON CORPORATION
- Noboru SAKURAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPING DEVICE, IMAGE FORMING APPARATUS AND METHOD FOR FILLING D...
- Publication number 20090245879
- Publication date Oct 1, 2009
- Konica Minolta Business Technologies, Inc.
- Megumi MINAMI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
- Publication number 20090238583
- Publication date Sep 24, 2009
- Tetsuhiko MIZUYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Development device and image forming apparatus having same
- Publication number 20090110446
- Publication date Apr 30, 2009
- KYOCERA MITA CORPORATION
- Shinichi Uchida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD AND APPARATUS FOR PERFORMING SURFACE TREATMENT OF RUBBER MEMBER
- Publication number 20090092758
- Publication date Apr 9, 2009
- SYNZTEC CO., LTD.
- Naoki Hirakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING ELECTROPHOTOGRAPHIC ROLLER MEMBER
- Publication number 20090061109
- Publication date Mar 5, 2009
- Canon Kabushiki Kaisha
- Kenichi Yamauchi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CONDUCTIVE TONER SUPPLY ROLLER, METHOD OF MANUFACTURING SUPPLY ROLL...
- Publication number 20090012196
- Publication date Jan 8, 2009
- Samsung Electronics Co., Ltd.
- Tae-hyun KIM
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS INCLUDING THE SAME
- Publication number 20090003884
- Publication date Jan 1, 2009
- Canon Kabushiki Kaisha
- Takeshi Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER SUPPLYING ROLLER AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20080310887
- Publication date Dec 18, 2008
- Canon Kasei Kabushiki Kaisha
- Mie Nogami
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Supplying member

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Image forming device and process cartridge therefor

Belt unit and method for assembling belt unit

Cartridge, supply container, and image forming apparatus

Image forming device and process cartridge therefor

Cartridge, supply container, and image forming apparatus

Developing cartridge, developing apparatus and image forming appara...

Urethane foam and toner-conveying roller using the same

Developing cartridge, developing apparatus and image forming appara...

Toner conveyance roller and method for manufacturing toner conveyan...

Developing cartridge positioning portions for relative positioning...

Developing device provided with developing roller and supply roller

Developing device and image forming apparatus

Image developer, process cartridge, and image forming apparatus

Developer unit for an image forming apparatus with a circulative st...

Development device and image forming device

Conductive toner supply roller, method of manufacturing supply roll...

Development device and image forming apparatus using same having mu...

Developer carrying device and image forming device

Developer supply mechanism, development apparatus and image forming...

Development device and image forming apparatus having same

Method and apparatus for performing surface treatment of rubber member

Polyurethane foam toner supplying roller and method for manufacturi...

Image forming apparatus and image forming method

Developing apparatus and image forming apparatus including the same

Process for producing electrophotographic roller member

Image development apparatus and image forming apparatus using the s...

Xerographic imaging modules, xerographic apparatuses, and methods o...

Image forming apparatus with supply unit having high applied voltage

Developing device, image forming apparatus and method for filling d...

Apparatus and method for transfer of image forming substances

Patents Applicationslast 30 patents

IMAGE FORMING DEVICE AND PROCESS CARTRIDGE THEREFOR

CARTRIDGE, SUPPLY CONTAINER, AND IMAGE FORMING APPARATUS

BELT UNIT AND METHOD FOR ASSEMBLING BELT UNIT

IMAGE FORMING DEVICE AND PROCESS CARTRIDGE THEREFOR

IMAGE FORMING DEVICE AND PROCESS CARTRIDGE THEREFOR

CARTRIDGE, SUPPLY CONTAINER, AND IMAGE FORMING APPARATUS

CARTRIDGE, SUPPLY CONTAINER, AND IMAGE FORMING APPARATUS

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

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

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

Developing Device Provided with Developing Roller and Supply Roller

IMAGE DEVELOPER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

URETHANE FOAM AND TONER-CONVEYING ROLLER USING THE SAME

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

DEVELOPER UNIT FOR AN IMAGE FORMING APPARATUS

Development Device and Image Forming Device

DEVELOPER SUPPLY MECHANISM, DEVELOPMENT APPARATUS AND IMAGE FORMING...

DEVELOPMENT DEVICE AND IMAGE FORMING APPARATUS INCLUDING SAME

Developer Carrying Device and Image Forming Device

XEROGRAPHIC IMAGING MODULES, XEROGRAPHIC APPARATUSES, AND METHODS O...

DEVELOPING ROLLER

ROLLING APPARATUS, DEVELOPMENT ROLLER AND METHOD FOR MANUFACTURING...

DEVELOPING DEVICE, IMAGE FORMING APPARATUS AND METHOD FOR FILLING D...

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

Development device and image forming apparatus having same

METHOD AND APPARATUS FOR PERFORMING SURFACE TREATMENT OF RUBBER MEMBER

PROCESS FOR PRODUCING ELECTROPHOTOGRAPHIC ROLLER MEMBER

CONDUCTIVE TONER SUPPLY ROLLER, METHOD OF MANUFACTURING SUPPLY ROLL...

DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS INCLUDING THE SAME

TONER SUPPLYING ROLLER AND METHOD FOR MANUFACTURING THE SAME