Inventor

CHANG HYUNG-SEOK

KR4 patents

⚠️ This page may combine multiple inventors who share the name “CHANG HYUNG-SEOK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NOH JOO-HWAN

2 patents

USD692945SNov 5, 2013

Toner cartridge for a printer

NOH JOO-HWAN17 citations91

USD692944SNov 5, 2013

Toner cartridge for a printer

NOH JOO-HWAN12 citations82

SAMSUNG ELECTRONICS CO LTD

2 patents

US9058017B2Jun 16, 2015

Electrophotographic image forming apparatus and development cartridge

SAMSUNG ELECTRONICS CO LTD0 citations40

US9042773B2May 26, 2015

Electrophotographic image forming apparatus and development cartridge

SAMSUNG ELECTRONICS CO LTD0 citations39