Inventor

YOO KWAN-SIK

KR3 patents

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

SK CORP

2 patents

US6248230B1Jun 19, 2001

Method for manufacturing cleaner fuels

SK CORP125 citations94

US6790344B1Sep 14, 2004

Liquid-phase adsorption process for removing and concentrating heteroatom compounds in hydrocarbons

SK CORP8 citations69

SK MARKETING & COMPANY CO LTD

1 patent

US7689425B2Mar 30, 2010

Quality of service call routing system using counselor and speech recognition engine and method thereof

SK MARKETING & COMPANY CO LTD5 citations57