Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DC

Dop Chen — 3 Patents

TTTopray Technologies: 1 patents #5 of 16Top 35%
Hsinchu, TW: #5,478 of 13,380 inventorsTop 45%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Dop Chen has been granted 3 US patents while listed as an inventor at Topray Technologies. The first was granted in 2008 and the most recent in December 2025. Dop Chen ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Dop Chen in Hsinchu, TW.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12491886 Electric vehicle and electric-machinery control method therefor, apparatus and storage medium Keqing SHEN, Yi Ma, Qinfan Chen, Chuanqing Li 2025-12-09
12470288 Method for reducing frequency interference, and communication satellite system Fenglong Hou, Feiyu Li, Xiaochan Lin, Yunpeng Qi, Shengwei Pei +7 more 2025-11-11
7325243 Driving device for objective lens of optical pickup Kirin Chang 2008-01-29