DC

Duk Chin Chwa

LG: 4 patents #9,134 of 26,165Top 35%
📍 Seoul, KR: #12,129 of 39,741 inventorsTop 35%
Overall (All Time): #1,259,837 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7100117 Data information display method of data broadcasting receiver and apparatus thereof Jae Rock Kwon 2006-08-29
5952996 Infrared pointing type wireless controller Jeong Yeol Kim 1999-09-14
5892501 Three dimensional wireless pointing device Jeong Yeol Kim 1999-04-06
5867146 Three dimensional wireless pointing device Jeong Yeol Kim 1999-02-02