Inventor

KIM YOUN-KOOK

KR5 patents

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

WOONGJINCOWAY CO LTD

2 patents

US7598296B2Oct 6, 2009

Preparation method of polyamide thin film composite reverse osmosis membrane and polyamide thin film composite reverse osmosis membrane prepared therefrom

WOONGJINCOWAY CO LTD3 citations54

US7766173B2Aug 3, 2010

Polyamide reverse osmosis composite membrane and preparation method thereof

WOONGJINCOWAY CO LTD2 citations53

LEE SUN-YONG

1 patent

US8506807B2Aug 13, 2013

Spiral wound type filter cartridge

LEE SUN-YONG31 citations85

CHOI CHAE-SEOK

1 patent

US8642002B2Feb 4, 2014

Hydrogen gas production system utilizing silicon wastewater and method for production of hydrogen energy using the same

CHOI CHAE-SEOK2 citations42

KIM YOUN-KOOK

1 patent

US9567241B2Feb 14, 2017

Continuous circulation sand filter and continuous circulation sand filtering method

KIM YOUN-KOOK0 citations22