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

Qian Xu

TLThomson Licensing: 32 patents #43 of 2,575Top 2%
IHInterdigital Vc Holdings: 27 patents #14 of 187Top 8%
ISInterdigital Madison Patent Holdings, Sas: 10 patents #13 of 198Top 7%
ASAgere Systems: 7 patents #178 of 1,849Top 10%
LSLsi: 2 patents #602 of 1,740Top 35%
TSTexas A&M University System: 2 patents #346 of 1,706Top 25%
Intel: 2 patents #13,213 of 30,777Top 45%
Folsom, CA: #15 of 1,500 inventorsTop 1%
California: #2,909 of 386,348 inventorsTop 1%
Overall (All Time): #18,995 of 4,157,543Top 1%
87 Patents All Time

Issued Patents All Time

Showing 76–87 of 87 patents

Patent #TitleCo-InventorsDate
8848788 Method and apparatus for joint quantization parameter adjustment Xiaoan Lu, Cristina Gomila 2014-09-30
8315306 Distributed joint source-channel coding of video using raptor codes Vladimir M. Stankovic, Zixiang Xiong 2012-11-20
8270289 Methods and apparatus for system framing synchronization control for a framer/mapper/multiplexor device with 1+1 and equipment protection Cheng Gang Duan, Lin Hua, Michael S. Shaffer, Tao Wang 2012-09-18
8169918 Received information monitor adaptive to multiple monitoring modes in a communication device Cheng Gang Duan, Lin Hua, Ze Huang, Michael S. Shaffer 2012-05-01
8073052 Layered Wyner-Ziv video coding for transmission over unreliable channels Vladimir M. Stankovic, Zixiang Xiong 2011-12-06
8001417 Method and apparatus for repairing uncorrectable drive errors in an integrated network attached storage device Richard J. Byrne, Thomas Klucsarits, Nevin C. Heintze, Ambalavanar Arulambalam, Michael Hunter +5 more 2011-08-16
7792132 Framer/mapper/multiplexor device with 1+1 and equipment protection Si Ruo Chen, Chenggang Duan, Lin Hua, Michael S. Shaffer 2010-09-07
7739421 Buffer management method and system with data displayed directly from buffers Ambalavanar Arulambalam, Jian-Guo Chen, Nevin C. Heintze, Jun Zhao 2010-06-15
7730238 Buffer management method and system with two thresholds Ambalavanar Arulambalam, Jian-Guo Chen, Nevin C. Heintze, Jun Zhao 2010-06-01
7610444 Method and apparatus for disk address and transfer size management Ambalavanar Arulambalam, Richard J. Byrne, Nevin C. Heintze, Jun Zhao 2009-10-27
7587549 Buffer management method and system with access grant based on queue score Ambalavanar Arulambalam, Jian-Guo Chen, Nevin C. Heintze, Jun Zhao 2009-09-08
7461214 Method and system for accessing a single port memory Ambalavanar Arulambalam, David Clune, Yun Peng, Jun Zhao 2008-12-02