DW

Demin Wang

PL Petrochina Company Limited: 3 patents #75 of 890Top 9%
Overall (All Time): #503,421 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11180980 Downhole oil, gas, water and sand separation method and separator Yan Wang, Rong Zhong, Quan Liu, Jintang Liu 2021-11-23
9540559 Betaine surfactants and preparation methods and uses thereof Chunde Liu, Shiyi Yuan, Xinmin Song 2017-01-10
8757257 Crown-shaped separation device for separating oil and water in well Yan Wang, Rongjie Zhu, Long Ren, Rong Zhong, Hongyan Wang 2014-06-24
8670075 Image interpolation for motion/disparity compensation Andre Vincent, Philip Blanchfield, Robert Klepko 2014-03-11
8453726 Corrugated settling cup and a multi-cup uniform flux gas anchor Yan Wang, Jun Wan, Shumin Zhang, Rongjie Zhu, Li Li 2013-06-04
8411966 Estimation of image relations from point correspondences between images Liang Zhang, Houman Rastgar, Andre Vincent 2013-04-02
8204128 Learning filters for enhancing the quality of block coded still and video images Gregory Huchet, Jean-Yves Chouinard, Andre Vincent 2012-06-19
7418144 Curved wavelet transform for image and video compression Liang Zhang, Andre Vincent 2008-08-26
6625333 Method for temporal interpolation of an image sequence using object-based image analysis Andre Vincent 2003-09-23
6439308 Foam drive method 2002-08-27