Goo Chul JUNG

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Toner container having a shutter, a lever disposed on one side, and...
- Patent number 11,231,664
- Issue date Jan 25, 2022
- Ricoh Company, Ltd.
- Tomofumi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container with an operating structure disposed on a first sid...
- Patent number 10,915,040
- Issue date Feb 9, 2021
- Ricoh Company, Ltd.
- Tomofumi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container with an operating structure disposed on a first sid...
- Patent number 10,564,572
- Issue date Feb 18, 2020
- Ricoh Company, Ltd.
- Tomofumi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container, developing device, process cartridge, and image fo...
- Patent number 10,365,584
- Issue date Jul 30, 2019
- Ricoh Company, Ltd.
- Tomofumi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container, developing device, process cartridge, and image fo...
- Patent number 10,317,817
- Issue date Jun 11, 2019
- Ricoh Company, Ltd.
- Tomofumi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container, developing device, process cartridge, and image fo...
- Patent number 10,025,227
- Issue date Jul 17, 2018
- Ricoh Company, Ltd.
- Tomofumi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner container, developing device, process cartridge, and image fo...
- Patent number 9,690,231
- Issue date Jun 27, 2017
- Ricoh Company, Limited
- Tomofumi Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer discharging device for image forming apparatus
- Patent number 9,405,228
- Issue date Aug 2, 2016
- Sindoh Co., Ltd.
- Byoung Bag Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cartridge assembly and shutter assembly for image forming apparatus
- Patent number 9,383,716
- Issue date Jul 5, 2016
- Sindoh Co., Ltd.
- Byoung Bag Lee
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER CONTAINER WITH AN OPERATING STRUCTURE DISPOSED ON A FIRST SID...
- Publication number 20210116843
- Publication date Apr 22, 2021
- RICOH COMPANY, LTD.
- Tomofumi YOSHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER WITH AN OPERATING STRUCTURE DISPOSED ON A FIRST SID...
- Publication number 20200133164
- Publication date Apr 30, 2020
- RICOH COMPANY, LTD.
- Tomofumi YOSHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...
- Publication number 20190258191
- Publication date Aug 22, 2019
- RICOH COMPANY, LTD.
- Tomofumi YOSHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...
- Publication number 20180253032
- Publication date Sep 6, 2018
- Tomofumi YOSHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20170219957
- Publication date Aug 3, 2017
- Tomofumi YOSHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DEVELOPER DISCHARGING DEVICE FOR IMAGE FORMING APPARATUS
- Publication number 20160147179
- Publication date May 26, 2016
- SINDOH CO., LTD
- Byoung Bag LEE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TONER CONTAINER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
- Publication number 20160109827
- Publication date Apr 21, 2016
- Tomofumi YOSHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CARTRIDGE ASSEMBLY AND SHUTTER ASSEMBLY FOR IMAGE FORMING APPARATUS
- Publication number 20160062304
- Publication date Mar 3, 2016
- SINDOH CO., LTD
- Byoung Bag LEE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Goo Chul JUNG

Person

Patents Grantslast 30 patents

Toner container having a shutter, a lever disposed on one side, and...

Toner container with an operating structure disposed on a first sid...

Toner container with an operating structure disposed on a first sid...

Toner container, developing device, process cartridge, and image fo...

Toner container, developing device, process cartridge, and image fo...

Toner container, developing device, process cartridge, and image fo...

Toner container, developing device, process cartridge, and image fo...

Developer discharging device for image forming apparatus

Cartridge assembly and shutter assembly for image forming apparatus

Patents Applicationslast 30 patents

TONER CONTAINER WITH AN OPERATING STRUCTURE DISPOSED ON A FIRST SID...

TONER CONTAINER WITH AN OPERATING STRUCTURE DISPOSED ON A FIRST SID...

TONER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...

TONER CONTAINER, DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FO...

TONER CONTAINER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

DEVELOPER DISCHARGING DEVICE FOR IMAGE FORMING APPARATUS

TONER CONTAINER, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

CARTRIDGE ASSEMBLY AND SHUTTER ASSEMBLY FOR IMAGE FORMING APPARATUS