Inventor · Naperville, IL, US

Weiguo Cheng

37Patents
9h-index
48Co-inventors
71Inventor score

Filing activity: Sep 12, 2007 → Oct 16, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8088213B2 Controllable filler prefloculation using a dual polymer system Textiles; Paper 22 Active
US8465623B2 Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking Emerging Cross-Sectional Technologies 21 Active
US9034145B2 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention, wet strength, and dry strength in papermaking process Textiles; Paper 15 Active
US8172983B2 Controllable filler prefloculation using a dual polymer system Textiles; Paper 15 Active
US8882964B2 Furnish pretreatment to improve paper strength aid performance in papermaking Textiles; Paper 13 Active
US8088250B2 Method of increasing filler content in papermaking Emerging Cross-Sectional Technologies 12 Active
US8894817B1 Wet end chemicals for dry end strength Textiles; Paper 11 Active
US8382950B2 Recycling of waste coating color Emerging Cross-Sectional Technologies 9 Active
US8709208B2 Method to increase dewatering, sheet wet web strength and wet strength in papermaking Textiles; Paper 9 Active
US11155478B2 Method for improving overflow clarity in production of coal Chemistry; Metallurgy 8 Active
US8747617B2 Controllable filler prefloculation using a dual polymer system Textiles; Paper 7 Active
US8647472B2 Method of increasing filler content in papermaking Textiles; Paper 7 Active
US9567708B2 Wet end chemicals for dry end strength in paper Textiles; Paper 6 Active
US9487916B2 Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking Emerging Cross-Sectional Technologies 4 Active
US8778140B2 Preflocculation of fillers used in papermaking Textiles; Paper 4 Active
US9181657B2 Method of increasing paper strength by using natural gums and dry strength agent in the wet end Textiles; Paper 4 Active
US9506202B2 Furnish pretreatment to improve paper strength aid performance in papermaking Textiles; Paper 3 Active
US8858759B1 Enhancement of sheet dewatering using soy flour or soy protein Textiles; Paper 2 Active
US10427950B2 Recovery of mining processing product using boronic acid-containing polymers Emerging Cross-Sectional Technologies 2 Active
US9303360B2 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process Textiles; Paper 1 Active
US9951475B2 Wet end chemicals for dry end strength in paper Textiles; Paper 1 Active
US10145067B2 Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking Emerging Cross-Sectional Technologies 1 Active
US10132040B2 Use of nanocrystaline cellulose and polymer grafted nanocrystaline cellulose for increasing retention in papermaking process Textiles; Paper 1 Active
US11208332B2 Recovery of mining processing product using boronic acid-containing polymers Emerging Cross-Sectional Technologies 1 Active
US10920065B2 Low molecular weight dry powder polymer for use as paper-making dry strength agent Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.