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DONGBU HANNONG CHEMICAL CO LTD

Overview
  • Total Patents
    148
About

DONGBU HANNONG CHEMICAL CO LTD has a total of 148 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and pharmaceuticals are BIOREX KUTATO FEJLESZTOE KFT, SHUDO KOICHI and KOEHLER CHEMIE DR FRANZ.

Patent filings per year

Chart showing DONGBU HANNONG CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lim Hong 46
#2 Yoo Sung-Eun 21
#3 Koo Dong Wan 18
#4 Lee Byung Ho 18
#5 Yi Kyu Yang 18
#6 Lee Sun Kyung 18
#7 Suh Jee Hee 18
#8 Woo Jae Chun 17
#9 Kim Nak Jeong 17
#10 Seo Ho-Won 17

Latest patents

Publication Filing date Title
KR100554709B1 Green mat-type bed media for raising rice seedlings in trays
KR100553131B1 Jinpum organic mat-type bed media for raising rice seedlings in trays
KR100539357B1 A process for the preparation of unsaturated fatty acid
WO2005080571A1 The usage of mad-box genes in fruit & seed development by regulating active gibberellin synthesis
WO2006080598A1 Anther-specific genes derived from malus x domestica, promoters thereof and a method for preparing transformed plant using the same
KR20060001315A Water dispersible agricultural medicine and its preparing method
KR20060000496A Thymol, carvacrol and their derivatives having phytopathogenic fungi activities
KR20060000499A Alkylphenol derivatives having phytopathogenic fungi activities
KR20050114857A Ash treatment method by molten slag and system thereof
KR20050107007A Human daxx protein and a fragment thereof as binding agents of human nhe1 ion channel protein
KR20050106804A The culturing apparatus for periodically submerged culture and the culturing method thereof in the somatic embryos culture for mass production of eleutherococcus senticosus seedlings
KR20050098048A Composition containing gibberellic acid and manufacturing method thereof
KR20050097629A Electroluminescence lamp comprising front and back electrodes consisting of conducting polymer, keypad using it and manufacturing method thereof
KR20050078972A Fruit and seed development regulating gene
KR20050075897A Bacillus thuringiensis k-3 strain having novel genes showing insecticidal activity for lepidopteran larvae and microbiological formulation using the same
KR20050006517A Method for removal of ammonia nitrogen from waste water
KR20040102592A Benzopyran derivatives substituted with thioxobenzoxazole derivatives, pharmaceutically acceptable salts thereof, their preparations and pharmaceutical compositions containing them
KR20040102591A Benzopyran derivatives substituted with benzimidazole derivatives, pharmaceutically acceptable salts thereof, their preparations and pharmaceutical compositions containing them
CN1646524A Benzopyran derivatives substituted with secondary amines including tetrazole, method for the preparation thereof and pharmaceutical compositions containing them
KR20040069672A Manufacturing method of manganese ferroalloy