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

Hu Chen — 31 Patents

KCKede Numerical Control Co.: 10 patents #1 of 52Top 2%
APAac Technologies Pte.: 3 patents #140 of 401Top 35%
CLCirrus Logic: 2 patents #514 of 1,131Top 50%
ACAac Acoustic Technologies (Shenzhen) Co.: 2 patents #77 of 263Top 30%
Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
TITaiwan Imagingtek: 1 patents #4 of 11Top 40%
UUUtah State University: 1 patents #122 of 289Top 45%
Dalian, UT: #1 of 1 inventorsTop 100%
Overall (All Time): #115,278 of 4,157,543Top 3%
31 Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
8887361 Vertical turning-milling complex machining center Dehai Yu, Chungang Cai, Zhihui REN, Wenfeng Zhang, Junmin Zheng +5 more 2014-11-18
D702574 Length measurement device for printing sheet material 2014-04-15
8428120 Method and apparatus of Bayer pattern direct video compression Chih-Ta Star Sung, Eckehard Steinbach, Yin-Chun Blue Lan, Mingzhe Sun 2013-04-23
8386775 Tolerant key verification method 2013-02-26
6484023 Apparatus of a wireless electronic account book 2002-11-19
5846175 Hand pressure roller for posters 1998-12-08