Inventor

GWAK WON SIK

KR6 patents

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

CJ CHEILJEDANG CORP

5 patents

US9290771B2Mar 22, 2016

Recombinant microorganism having an enhanced ability to produce putrescine and a method for producing putrescine using the same

CJ CHEILJEDANG CORP3 citations70

US11098004B2Aug 24, 2021

Method of purifying 1,5-diaminopentane

CJ CHEILJEDANG CORP0 citations58

US9376370B2Jun 28, 2016

Method for purifying 1,4-diaminobutane, 1,4-diaminobutane purified by said method, and polyamide prepared therefrom

CJ CHEILJEDANG CORP0 citations49

US10450262B2Oct 22, 2019

Method for purifying 1,4-diaminobutane

CJ CHEILJEDANG CORP0 citations48

US9963421B2May 8, 2018

Refining method of organic amine

CJ CHEILJEDANG CORP1 citations45

GWAK WON SIK

1 patent

US8927774B2Jan 6, 2015

Method for separating and purifying 1,4-diaminobutane from fermented solution

GWAK WON SIK3 citations54