HL

Hongfeng Li

SC Shijiazhuang Chengzhi Yonghua Display Material Co.: 1 patents #17 of 35Top 50%
📍 Shandong, CN: #31 of 114 inventorsTop 30%
Overall (2016): #377,978 of 481,213Top 80%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9493704 Cycloheptane derivative and preparation method and use thereof Yaohua Han, Zhiguo Xia, Ruimao Hua, Zengjia Yang, Kui Wang +1 more 2016-11-15