WC

Weiguo Cheng

EU Ecolab Usa: 2 patents #37 of 305Top 15%
NC Nalco Company: 2 patents #5 of 82Top 7%
📍 Naperville, IL: #28 of 333 inventorsTop 9%
🗺 Illinois: #487 of 8,132 inventorsTop 6%
Overall (2016): #32,629 of 481,213Top 7%
4
Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9506202 Furnish pretreatment to improve paper strength aid performance in papermaking Yulin Zhao, Jun Li, Qing Long Rao 2016-11-29
9487916 Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking Yulin Zhao, Jun Li, Qing Long Rao, Stephen B. Ashton, Aleksandar Todorovic +1 more 2016-11-08
9410288 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process David Castro, Rangarani Karnati, Shawnee M. Wilson, Mei Liu, Zhiyi Zhang 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, Mei Liu, Zhiyi Zhang 2016-04-05