David W. Bjorkquist
23Patents
15h-index
12Co-inventors
78Inventor score
Filing activity: Jun 25, 1985 → May 13, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4981557A | Temporary wet strength resins with nitrogen heterocyclic nonnucleophilic functionalities and paper products containing same | Textiles; Paper | 167 | Expired |
| US5085736A | Temporary wet strength resins and paper products containing same | Chemistry; Metallurgy | 142 | Expired |
| US4603176A | Temporary wet strength resins | Chemistry; Metallurgy | 133 | Expired |
| US5008344A | Temporary wet strength resins and paper products containing same | Textiles; Paper | 130 | Expired |
| US5443899A | Fibers and pulps for papermaking based on chemical combination of poly(acrylate-co-itaconate), polyol and cellulosic fiber | Emerging Cross-Sectional Technologies | 93 | Expired |
| US5049235A | Poly(methyl vinyl ether-co-maleate) and polyol modified cellulostic fiber | Emerging Cross-Sectional Technologies | 91 | Expired |
| US5160789A | Fibers and pulps for papermaking based on chemical combination of poly(acrylate-co-itaconate), polyol and cellulosic fiber | Emerging Cross-Sectional Technologies | 88 | Expired |
| US5698074A | Fibers and pulps for papermaking based on chemical combination of poly (acrylate-co-itaconate), polyol and cellulosic fiber | Emerging Cross-Sectional Technologies | 82 | Expired |
| US5138002A | Temporary wet strength resins with nitrogen heterocyclic nonnucleophilic functionalities and paper products containing same | Textiles; Paper | 74 | Expired |
| US6127593A | Flushable fibrous structures | Emerging Cross-Sectional Technologies | 50 | Expired |
| US7740765B2 | Methods for treating water | Chemistry; Metallurgy | 39 | Active |
| US5442100A | .beta.-aminoalkyl and .beta.-N-peptidylaminoalkyl boronic acids | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7614506B2 | Water filter materials and water filters and processes for using the same | Chemistry; Metallurgy | 19 | Expired |
| US6433245B1 | Flushable fibrous structures | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5354491A | Liquid detergent compositions containing protease and certain .beta.-aminoalkylboronic acids and esters | Chemistry; Metallurgy | 16 | Expired |
| US7614508B2 | Water filter materials, water filters and kits containing silver coated particles and processes for using the same | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5488157A | .beta.-aminoalkyl and .beta.-N-peptidylaminoalkyl boronic acids | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5431842A | Liquid detergents with ortho-substituted phenylboronic acids for inhibition of proteolytic enzyme | Chemistry; Metallurgy | 14 | Expired |
| US6733538B1 | Laundry detergent compositions with certain cationically charged dye maintenance polymers | Chemistry; Metallurgy | 12 | Expired |
| US7614507B2 | Water filter materials, water filters and kits containing particles coated with cationic polymer and processes for using the same | Chemistry; Metallurgy | 11 | Expired |
| US7740766B2 | Methods for treating water | Chemistry; Metallurgy | 3 | Active |
| US6753307B1 | Laundry detergent compositions with a cationically charged dye maintenance polymer | Chemistry; Metallurgy | 2 | Expired |
| US7749394B2 | Methods of treating water | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.