Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DC

Dong-Il Cha

Samsung: 3 patents #30,683 of 75,807Top 45%
Overall (All Time): #1,588,804 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7257830 Mobile electronic apparatus capable of functioning as image reproduction medium and reproduction method thereof Joo-young Kwon 2007-08-14
5181048 Preheated thermal print apparatus for video printer 1993-01-19
5129047 Circuit for controlling the printing position of a video printer and method therefor 1992-07-07