ZZ

Zhiyi Zhang

EU Ecolab Usa: 2 patents #37 of 305Top 15%
📍 Ottawa, CA: #132 of 810 inventorsTop 20%
Overall (2016): #81,733 of 481,213Top 20%
2
Patents 2016

Issued Patents 2016

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9410288 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process David Castro, Rangarani Karnati, Shawnee M. Wilson, Weiguo Cheng, Mei Liu 2016-08-09
9303360 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process David Castro, Rangarani Karnati, Shawnee M. Wilson, Weiguo Cheng, Mei Liu 2016-04-05