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U JIN PORCELAIN ENAMEL LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    186,765
  • Filing trend
    ⇩ 50.0%
About

U JIN PORCELAIN ENAMEL LTD has a total of 13 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2007. It filed its patents most often in Republic of Korea, China and United States. Its main competitors in its focus markets surface technology and coating, thermal processes and electrical machinery and energy are GEITHAINER EMAILLIERWERK VEB, KAWASAKI STEEL METAL PRODUCTS and TOLEDO PORCELAIN ENAMEL PRODUC.

Patent filings in countries

World map showing U JIN PORCELAIN ENAMEL LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 11
#2 China 1
#3 United States 1

Patent filings per year

Chart showing U JIN PORCELAIN ENAMEL LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hur Sang Hee 11
#2 Hur Sang-Hee 2

Latest patents

Publication Filing date Title
KR20190084744A A metal tube with enamel layer
KR20190070042A Method for coating a metal tube with enamel and Equipment for carrying out the method
KR20190070043A Method for coating a metal tube with enamel and Equipment for carrying out the method
KR20150006388A Electronic circuit wiring device and electronic heating device using an enamel coating
CN105297012A Method for coating metal pipe with enamel and enamel coating equipment for achieving method
US2015360249A1 Method for coating metal tube with enamel and enamel coating apparatus used therefor
KR20140081258A Method for coating a metal tube with enamel and Equipment for carrying out the method
KR20140081256A Method for coating a metal tube with enamel and Equipment for carrying out the method
KR20140081257A Method for coating a metal tube with enamel and Equipment for carrying out the method
KR20140081255A Coating method using enamel and Equipment for carrying out the method
KR20130036583A Method for coating manhole with enamel
KR20100103118A Method for coating a metal tube with enamel
KR20090008038A Method and apparatus for measuring the quality of enameled metal plate