Inventor

SUN CHANG-HWA

KR3 patents

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

JEONG KYEONG-SEON

1 patent

US8613125B2Dec 24, 2013

Vacuum cleaner

JEONG KYEONG-SEON34 citations88

JEONG KYEONG SEON

1 patent

US8434194B2May 7, 2013

Nozzle for a vacuum cleaner

JEONG KYEONG SEON19 citations81

CHONG CHUNG-OOK

1 patent

US9027200B2May 12, 2015

Upright vacuum cleaner

CHONG CHUNG-OOK17 citations80