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J & L TECH CO LTD

Overview
  • Total Patents
    21
About

J & L TECH CO LTD has a total of 21 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Republic of Korea, China and Japan. Its main competitors in its focus markets surface technology and coating, environmental technology and electrical machinery and energy are TEER COATINGS LTD, PRAYON SA and TAIYO CHEMICAL INDUSTRY CO LTD.

Patent filings in countries

World map showing J & L TECH CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 17
#2 China 2
#3 Japan 1
#4 United States 1

Patent filings per year

Chart showing J & L TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jun Young Ha 13
#2 Yoo Jai Moo 7
#3 Yeo Ki Ho 7
#4 Jun Young-Ha 3
#5 Jun Yeong Ha 3
#6 Yeo Kiho 2
#7 Lee Gwang Ryeol 2
#8 Moon Jong Chul 2
#9 Yeo Ki-Ho 2
#10 Yoo Jaimoo 2

Latest patents

Publication Filing date Title
KR20140094736A Method for manufacturing corrosion resistant and conductive nano carbon coating and fuel cell bipolar plate thereby
KR20140045072A Method and system for nitriding bore of pipe with hollow cathode discharge
KR20130138028A Method for manufacturing graphitic carbon nano dot
KR101318061B1 Manufacturing system for fuel cell bipolar plate
KR20130117551A Fuel cell bipolar plate for local structure, building and mobile devices and manufacturing method thereof
KR20130117536A Anti-static sheet coated with nano film and manufacturing method thereof
KR20130112088A Fuel cell bipolar plate for transporting and manufacturing method thereof
KR101019065B1 Anti-static wrapper for electronic component wrapping, coated with nano film and manufacturing method thereof
KR20100029958A Magnetic structure and magnetron sputtering device having the same
KR20090005857A Thin film deposition apparatus, thin film deposition process and coated tool thereof
KR20080101134A Hollow body coating apparatus using the hollow cathode effect, inner wall coating method and coated cylinder or tube thereof
KR20050033779A A friction member coated diamond phase carbon film doped with silicon and the manufacturing method for the same
KR20050033777A A ceramic disk coated diamond phase carbon film doped with silicon for water faucet valve and a water faucet valve using the disk and the manufacturing method for the same
KR20040045170A Carbon film coated emc molding die for semiconductor packaging and coating method thereof
KR20010111100A Stamper-supporting mold coated with diamond-like carbon film for molding data-recording disks and its manufacturing method
KR20010036697A Cathodic-arc source and apparatus for deposition using thereof
KR100249684B1 Cathode ray tube