HJ

Han-Shin Jung

DC Dong-A Teaching Materials Co.: 6 patents #1 of 7Top 15%
Overall (All Time): #846,939 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9228162 Transparency solid cleaning agent Hak-Jae Kim 2016-01-05
9109298 Crystal growing ornament Hak-Jae Kim 2015-08-18
9074068 Bar type clay member for craft Hak-Jae Kim, Ji Eun Lee 2015-07-07
9068079 Bar type clay for craft Hak-Jae Kim, Ji Eun Lee 2015-06-30
8425675 Recrystallization type of ink composition Chung Kyung Kim 2013-04-23
7682437 Transparent solid marker Hak-Jae Kim 2010-03-23