Inventor
JUNG GOO CHUL
KR7 patents
⚠️ This page may combine multiple inventors who share the name “JUNG GOO CHUL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH CO LTD
3 patentsUS10915040B2Feb 9, 2021
Toner container with an operating structure disposed on a first side, a shutter disposed on a second side, and a lock
RICOH CO LTD0 citations61
US10564572B2Feb 18, 2020
Toner container with an operating structure disposed on a first side, and a shutter disposed on a second side
RICOH CO LTD0 citations51
US10365584B2Jul 30, 2019
Toner container, developing device, process cartridge, and image forming apparatus that include a toner container contacting surface to contact with a developing device engagement releasing structure
RICOH CO LTD0 citations51
YOSHIDA TOMOFUMI
2 patentsUS9690231B2Jun 27, 2017
Toner container, developing device, process cartridge, and image forming apparatus that include an operating member to move a shutter for a toner outlet via a linking member
YOSHIDA TOMOFUMI2 citations71
US10025227B2Jul 17, 2018
Toner container, developing device, process cartridge, and image forming apparatus that include a toner container contacting surface to contact with a developing device engagement releasing structure
YOSHIDA TOMOFUMI0 citations50