CG

Changgang Gu

SC Shandong New Beiyang Information Technology Co.: 1 patents #59 of 106Top 60%
📍 Shandong, CN: #981 of 2,138 inventorsTop 50%
Overall (All Time): #3,168,993 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8497890 Thermal print head detecting device and detecting method, and a heat printer using the same Zhigang Xu, Guangdong Hu, Yuguo Wang, Xiangang Yang 2013-07-30