DZ

Dongri Zhao

📍 Shandong, CN: #404 of 2,138 inventorsTop 20%
Overall (All Time): #1,489,235 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9587101 Polyvinyl chloride modifier and composite, and preparation method therefor 2017-03-07
9580589 Polyvinyl chloride mixture and preparation method therefor 2017-02-28
8415440 Plasticization modifying agent for polyvinyl chloride processing and preparation method and use thereof Xiaojun Zheng 2013-04-09