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

Pien-Cheng Chiu

SCSunplus Technology Co.: 2 patents #80 of 275Top 30%
Sanxing, TW: #66 of 179 inventorsTop 40%
Overall (All Time): #2,124,427 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7756401 Digital audio-video information reproducing apparatus and reproducing method for reproducing subtitle file and file-based audio-video file Yong-Lii Tseng, Yu-Chi Chen 2010-07-13
7227820 Method for taking messages in a DVD player Ying-Chih Yang, Yuan-Ning Chen 2007-06-05