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PURESPHERE CO LTD

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    116,659
  • Filing trend
    ⇩ 50.0%
About

PURESPHERE CO LTD has a total of 24 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2009. It filed its patents most often in Republic of Korea, China and Japan. Its main competitors in its focus markets chemical engineering, environmental technology and materials and metallurgy are TSURU SUMIAKI, PURAFIL INC and NOCHI KATSUMI.

Patent filings in countries

World map showing PURESPHERE CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 20
#2 China 2
#3 Japan 1
#4 Taiwan 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Lee Jihn Koo 18
#2 Ko Young Duk 9
#3 Son Min Young 8
#4 Kim Yong 5
#5 Kim Dae Jung 5
#6 Yoon Seong Ho 5
#7 Oh Jong Hyun 4
#8 Kim Byung Choon 4
#9 Boo Seung Jo 3
#10 Lee Sung Woo 3

Latest patents

Publication Filing date Title
KR102129988B1 Apparatus for treating waste gas in producing semiconductor and method for treating waste gas
KR102154019B1 Apparatus for treating N2O gas without using reducing agent and method for treating N2O gas using the same
KR20200137216A Adsorbents for Removing Acid Gases and Preparing Method Thereof
KR20200110565A Catalytic Rotor System for Removal Ammonia Gas and Ammonia Gas Removing Method Using the Same
KR102106894B1 APPARATUS FOR ABSORPTING VOCs USING RAIL ABSORPTION CARTRIDGE AND THE METHOD THEREOF
KR20180129218A Method for adsorpting and concentrating toxic compound
KR101839778B1 A method for producing an metal aluminate oxidation catalyst having improved endotoxicity against organic chloro compounds and an oxidation catalyst
KR20170098505A Ceria-alumina Mixed Carrier, Preparation Method Thereof and Catalyst Containing a Ceria-alumina Mixed Carrier
KR101566688B1 Method for preparing ceria-zirconia complex oxide and catalyst containing a ceria-zirconia complex oxid
KR101538000B1 The method of oxidizing hazardous compounds by the mixture containing manganese
KR20160001360A Manufacturing method for spherical particle of furan resin
KR20150125887A Method of preparing phosphorous doped alumina based oxidation catalyst and thereof oxidation catalyst
KR20140111132A Catalyst For Hydrocarbon Oxidation, Odor Removal And Its Preparation Method
KR101145131B1 Spherical activated carbon
KR101006914B1 Catalytic ozone decomposition apparatus
KR20110116739A Manufacturing method of spherical phenol polymer resin using phenol resin oligomers
KR20110115924A Preparation method of spherical shape mesoporous activated carbon
KR20110038949A Spherical polymeric resin having mesopore and preparation method of spherical carbon using thereof
KR101008350B1 Manganese dioxide catalyst
KR100912203B1 Method for stabilizing particles containing carbon, activated carbon and method for preparing the same