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WONHWA CORP CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    219,808
About

WONHWA CORP CO LTD has a total of 14 patent applications. Its first patent ever was published in 2008. It filed its patents most often in Republic of Korea, Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, basic materials chemistry and civil engineering are IND MINCO S A C, BASS GEORGIJ ANATOL EVICH and ORICA INT PTE LTD.

Patent filings in countries

World map showing WONHWA CORP CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Joo Young Ok 11
#2 Kim Jin Soo 8
#3 Kim Man Jung 8
#4 Kang Dae Young 6
#5 Ko Young Sun 6
#6 Ryu Chol 1
#7 Jeong Young Jun 1
#8 Kim Young Guen 1
#9 Jung Kwan Dong 1
#10 Ju Young Og 1

Latest patents

Publication Filing date Title
KR101594085B1 Underground structure construction method using mail-pipe and sub-pipe
KR101616505B1 Side wall structure using retaining member and sub-concrete structure construction method therewith
KR20130129724A Electronic detonation apparatus and electronic detonation blasting system
KR20120095748A Wire connector for electric detonator
KR20110092789A Cartridge assembly for crushing rock
KR20110092796A Electronic delay detonation apparatus and electronic detonation blasting system
JP2010202492A Low sensitive fracturing composition with improved coefficient of deflagration transmission and rock fracturing apparatus including ignition mechanism for igniting at low energy
WO2010101317A1 Low-sensitive fracturing composition with improved coefficient of deflagration transmission, igniting device for igniting at low energy, and blasting apparatus therewith
KR20100056924A High frequency vibration nipper for heavy machinery
KR20100056928A A composition for low vibration rock fracture
KR20100056923A Non-blown out instrument for blasting
KR20100056926A Blasting mat for vibration and noise of blasting