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

Qingfeng Liu — 1 Patent in 2016

ICIflytek Co.: 1 patents #1 of 4Top 25%
Overall (2016): #260,623 of 481,213Top 55%
1 Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9330667 Method and system for endpoint automatic detection of audio record Si Wei, Guoping Hu, Yu Hu 2016-05-03