Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Cheng Du — 38 Patents

Huawei: 22 patents #627 of 15,535Top 5%
Ricoh Company: 9 patents #2,462 of 9,818Top 30%
FUFudan University: 1 patents #127 of 419Top 35%
HEHongfujin Precision Electronics(Tianjin)Co.: 1 patents #63 of 145Top 45%
Overall (All Time): #85,885 of 4,157,543Top 3%
38 Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
9530054 Scene recognition method and apparatus Kang Qian, Wei Luo, Bin Deng 2016-12-27
9406148 Image processing method and apparatus, and shooting terminal Congchao Zhu, Gang Chen, Hao Wang, Jia-yuan Qi, Wei Luo +1 more 2016-08-02
9390475 Backlight detection method and device Hua Zhou, Wei Luo, Bin Deng 2016-07-12
9196071 Image splicing method and apparatus Yifan Zhang, Min-Yi Chen 2015-11-24
8995759 Image processing apparatus and image processing method 2015-03-31
8848980 Front vehicle detecting method and front vehicle detecting apparatus Liyan Liu, Xiaomeng Wang, Ping Hu 2014-09-30
8755623 Image enhancement method, image enhancement device, object detection method, and object detection device 2014-06-17
8660317 Object image detection method and object image detection device for detecting an object image from an input image Tao Li, Haike Guan, Gang Wang, Zhongchao Shi 2014-02-25
8559725 Method and apparatus for extracting raster images from portable electronic document Wenhui Xu, Fumihiro Hasegawa, Koichi Inoue 2013-10-15
8488896 Image processing apparatus and image processing method Zhongchao Shi, Tao Li, Gang Wang 2013-07-16
8452097 Apparatus and method for extracting circumscribed rectangles of characters in transplantable electronic document Wenhui Xu, Fumihiro Hasegawa, Koichi Inoue 2013-05-28
8254643 Image processing method and device for object recognition Zhongchao Shi, Haike Guan, Gang Wang, Tao Li 2012-08-28
8248494 Image dynamic range compression method, apparatus, and digital camera Tong Liu, Gang Wang, Zhongchao Shi, Tao Li 2012-08-21