DO QOOM CORP LTD innovation strategy

Patent filings in countries

#	Country	Total Patents
#1	Republic of Korea	8
#2	WIPO (World Intellectual Property Organization)	5
#3	China	2
#4	United States	2
#5	EPO (European Patent Office)	1

#	Technology
#1	Venting or aerating devices
#2	Pipes
#3	Making metal sheets
#4	Soldering, welding and flame cutting
#5	Pistons and sealings
#6	Unspecified technologies

Publication	Filing date	Title
KR102065124B1	2019-07-25	Valve for manufacturing various shapes and maintaining easily by using standard tube
KR102151431B1	2019-06-28	Check valve capable of assembling
KR20180054489A	2017-11-14	Watertight member for pipe connecting apparatus
WO2018088880A1	2017-11-14	Watertight member for pipe connecting device
EP3467360A1	2017-05-31	Valve assembly
WO2017209515A1	2017-05-31	Valve assembly
CN108474488A	2017-01-12	Check-valves with counter fluid functions of physical supply
WO2017123028A1	2017-01-12	Check valve having reverse-direction fluid supply function
KR20180029562A	2016-09-13	Watertight member for pipe connecting apparatus
KR20170085406A	2016-02-24	Check valve capable of supplying fluid in a reverse direction
KR20170085407A	2016-02-24	Check valve capable of supplying fluid in a reverse direction
KR20170085234A	2016-01-14	Check valve having forced locking function