JC

Ji-Hyuk Cha

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,998,478 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9245273 Control system and method for advertisement exposure Ki-Won Nam, Pyong-Taek Kim 2016-01-26
8863177 System for controlling automatic exposure of broadcast advertisement data and method for same Pyong-Taek Kim, Nam-A Park, Joo Won Lee, Ki-Won Nam 2014-10-14