SL

Songnian Li

Delphi Technologies: 4 patents #801 of 4,124Top 20%
CC China Petroleum & Chemical: 2 patents #492 of 1,719Top 30%
RP Research Institute Of Petroleum Processing: 1 patents #11 of 61Top 20%
RS Research Institute Of Petroleum Processing, Sinopec: 1 patents #202 of 456Top 45%
Overall (All Time): #755,256 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7153478 Downflow catalytic cracking reactor and its application Kejia Xu, Shuandi Hou, Jun Long, Xiaoxiang Zhong, Jiushun Zhang +3 more 2006-12-26
7038594 Led driver current amplifier Thomas L. Voreis 2006-05-02
6939823 Stripper and a stripping process for removing the flue gas carried by regenerated catalyst Weimin Lu, Xieqing Wang, Xiaoxiang Zhong 2005-09-06
6753780 Vehicle occupant detection system and method using radar motion sensor 2004-06-22
6723292 Stripper and a stripping process for removing the flue gas carried by regenerated catalyst Weimin Lu, Xieqing Wang, Xiaoxiang Zhong 2004-04-20
6243323 System and method for eliminating audible noise for ultrasonic transducer 2001-06-05
6202034 Ultrasonic ranging system and method for improving accuracy thereof 2001-03-13