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NEGATRON CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    205,340
About

NEGATRON CO LTD has a total of 29 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and chemical engineering are WUERDIG UWE, MEDORA ENV INC and DONGBANG CORP.

Patent filings in countries

World map showing NEGATRON CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Cho Do Hyoun 7
#2 Cho Jeong Gye 7
#3 Huh Nam In 5
#4 Cho Jeong Gae 4
#5 Heo Nam In 2
#6 Jo Do Hyeon 1
#7 Hur Nam-In 1
#8 Gye Cho Jeong 1
#9 Huh Nam-In 1

Latest patents

Publication Filing date Title
KR101699039B1 Apparatus for manufacturing sterilization water
KR20170018551A Nano bubble cleaning device
KR20150125229A Nano bubble injection device
KR101412110B1 Pumps for seawater
KR20120074842A Frp volute pump
KR20110127931A Device for generating micro bubble using low pressure
KR20110018008A Methods and apparatus for stabilizing nano-bubbles
KR20100124102A Shower device with air bubble producer
KR20090108785A Seal apparatus of a vertical pump
KR100852499B1 Emulsion mixing device for different kind of fluid
KR100797186B1 Sterilization and purification method and apparatus of ballast water
KR20080078334A Manufacturing apparatus of oxygen water
KR100778069B1 Function characteristic grant system of fluid
KR100771658B1 Oxygen of micro bubble grant system within fluid
KR20030085389A Scoop net attached steelyard having slant-weight addition and subtraction means
KR20030033173A The fishing captor having a digital guage to measure the weight
KR20020071110A The fishing captor having a digital guage to measure the weight
KR20020070025A Terrestrial fish farming filtration system
KR20020055562A Separation method of circulating filtrate of cultivated fishing water
KR20020037657A The method of purification of circulating water on breeding fishery water