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DHC CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    188,584
About

DHC CO LTD has a total of 19 patent applications. Its first patent ever was published in 2006. It filed its patents most often in Republic of Korea, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets audio-visual technology, it methods for management and organic fine chemistry are CARTERI ANNA GENOEFFA, TRINTECH LTD and BOUAZIZ PATRICK.

Patent filings in countries

World map showing DHC CO LTDs patent filings in countries

Patent filings per year

Chart showing DHC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Oh Seok 6
#2 Kim Sang Gyu 3
#3 Song Duck Ho 3
#4 Hwang Kyo Chul 3
#5 Park Hyo Kyu 3
#6 Hwang Chang Jo 2
#7 Jang Hwan Surk 2
#8 Song Duck-Ho 1
#9 Cho Don Hwi 1
#10 Eum Hang Seob 1

Latest patents

Publication Filing date Title
KR101452156B1 Adhesive composite with excellent heat resistance and adhesive power and flexible printed circuit board using the same
KR101456943B1 Printed circuit board having cirtcuit pattern of multi-layer structure using conductive ink
KR101403554B1 Heat sink unit equipped type printed circuit board with excellent heat dissapation efficiency and stack package having the same
KR101451553B1 Connector for flexible printed circuit board with excellent crack prevention effect
KR101441849B1 Multi-layer printed circuit board having bump crack prevention and adhesive reinforcement structure and method of manufacturing the same
KR20150104831A Composition of Copper Wood Preservative with Improved Antibiosis and Permeation
CN103087002A Preparation method of isothiazolinone
CN103086910A Preparation method of optically active amide
KR20110019887A Mobile virtual machine settlement system of account and card and method using virtual machine trading stamp
KR100957726B1 Method for purifying 2-methyl-4-isothiazoline-3-on
KR100957725B1 Method for preparing intermediate of cilastatin
KR20100127334A Mobile home shopping settlement system and method thereof
KR20100105213A Rockfall protection fence and guard cable with impact absorbing member
KR100884558B1 Method of manufacturing optically active amide with high yield and high purity
KR20090076316A Mobile virtual machine trading stamp circulation and management system and settlement method using virtual machine trading stamp
KR20090041627A Ubiquitpus monitoring system for traffic accident
KR20080046351A Retaining wall structure with punching holed steel-plate box units and its construction method