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LEE JAE CHANG

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    188,448
About

LEE JAE CHANG has a total of 19 patent applications. Its first patent ever was published in 1998. It filed its patents most often in Republic of Korea, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, civil engineering and textiles and paper are MIELKE KLAUS, HERMANN STARK and JEUTE PIOTR.

Patent filings in countries

World map showing LEE JAE CHANGs patent filings in countries

Patent filings per year

Chart showing LEE JAE CHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lee Jae Chang 19
#2 Lee Hwa Sun 3
#3 Lee Tae Kyung 3
#4 Kim Hyun Ho 2
#5 Sung Hae Kyung 2
#6 Kil Ki Young 2
#7 Chung Ki Chul 1
#8 Kim Sung Wook 1
#9 Choo Suk Gu 1
#10 Kang Nam Hyeon 1

Latest patents

Publication Filing date Title
KR102018993B1 product and connecting method of Coupler of connecting reinforcing rod
KR20200072063A product and connecting method of Coupler of connecting reinforcing rod
KR20200036560A Mini jack device of reinforcing rod connecting coupler
WO2018190536A1 Reinforcing bar joint coupler for preventing intial slip
KR20180047972A Emergency generator for marine
KR20160116648A Chair
KR20140031436A Book contents and memo management service providing method based on bookmark using smart device
KR20090083649A Method for producing pear power and the pear power
KR100822845B1 The multipurpose transport knapsack
KR20090055679A Apparatus for supporting a container, and displaying method thereof
KR20070073381A Front cap and rear cap of a pen with aroma perfume filter, and a pen
KR20050065697A Mehtod for extracting skate cartilgae
KR20040079218A Jet engine using exhaust gas
KR20010085016A Jet engine using exhaust gas
KR20000002507A Increasing device for multi-step typed side jet provulsion force of jet engine installed symmetrically