SJ

Shengzhang Jiang

FC Fujian Landi Commercial Equipment Co.: 8 patents #1 of 23Top 5%
📍 Fujian, CN: #169 of 1,685 inventorsTop 15%
Overall (All Time): #632,099 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10659220 Method and system for encrypting and decrypting two-dimensional code mask Weidong Wu 2020-05-19
10528781 Detection method and system for characteristic patterns of Han Xin codes Weidong Wu 2020-01-07
10447309 RS error correction decoding method Weidong Wu, Mingwei Wang 2019-10-15
10438038 Decoding method and system for QR code with one damaged position detection pattern Weidong Wu 2019-10-08
10354111 Primary localization method and system for QR codes Weidong Wu 2019-07-16
10108835 Method and system for decoding two-dimensional code using weighted average gray-scale algorithm Weidong Wu 2018-10-23
10102408 Quick response code feature detection method and system Weidong Wu 2018-10-16
10095903 Block decoding method and system for two-dimensional code Weidong Wu 2018-10-09