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KOO SANG HO

Overview
  • Total Patents
    25
About

KOO SANG HO has a total of 25 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Republic of Korea, United States and China. Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and foods and drinks are RHEINISCHE KAMPFER FABRIK, VARIAPAT AG and KOO SANGHO.

Patent filings in countries

World map showing KOO SANG HOs patent filings in countries

Patent filings per year

Chart showing KOO SANG HOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koo Sang Ho 22
#2 Choi Eun Ho 5
#3 Ji Min Gu 5
#4 Yang Jae Deok 4
#5 Lee Si Joon 3
#6 Kim Jeong Soo 3
#7 Park Min Su 3
#8 Suh Joo-Won 3
#9 Choi Ho Jin 2
#10 Min Jae Hong 2

Latest patents

Publication Filing date Title
KR100733023B1 Dialdehyde compound, preparation method thereof, and synthetic method of carotenoids using the same
KR100730987B1 Stereoselective preparation method of allylic sulfones for carotenoid synthesis
KR20060030185A AN EFFICIENT SYNTHETIC METHOD OF beta-CAROTENE
KR20050067675A Stereoselective synthetic method of 13-cis-retinoic acid and all-tran-retinoic acid
KR20050064290A Preparing method of canthaxanthin
KR20050063098A An efficient preparation method of retinol derivatives and novel retinyl ether compounds
KR20050062139A Preparation method of β-carotene
KR20050011172A Synthetic method of the para-hydroquinone compound containing allylic sulfone moiety that can be efficiently utilized for the preparation of coenzyme Q and vitamin K
KR20020073104A Carbon chain extending method of allylic sulfide
KR20020079555A Practical Synthetic Method of Retinoid and Carotenoid Compounds
KR20030068979A Practical synthetic method of teprenone
KR20020043165A A Practical and Efficient Synthetic Method of Retinoic Acid and Its Derivatives
KR20020059202A Allylic sulfones containing conjugated polyene moieties, preparation thereof, and a process for preparing lycopene by using the same compound as an intermediate
KR20010092941A Synthesis of the bicyclo[3.3.1]nonane structure
KR20010086682A General synthetic entry to carotenoid polyene chain compounds
KR20000031491A Polyene branch structure containing compound and preparation tereof