William M. Doane
41Patents
19h-index
25Co-inventors
81Inventor score
Filing activity: Aug 30, 1973 → Nov 4, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3935099A | Method of reducing water content of emulsions, suspensions, and dispersions with highly absorbent starch-containing polymeric compositions | Performing Operations; Transporting | 137 | Expired |
| US3997484A | Highly-absorbent starch-containing polymeric compositions | Performing Operations; Transporting | 75 | Expired |
| US5183690A | Starch encapsulation of biologically active agents by a continuous process | Performing Operations; Transporting | 71 | Expired |
| US3981100A | Highly absorbent starch-containing polymeric compositions | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4911952A | Encapsulation by entrapment within matrix of unmodified starch | Emerging Cross-Sectional Technologies | 59 | Expired |
| US4344857A | Encapsulation by entrapment | Emerging Cross-Sectional Technologies | 51 | Expired |
| US4134863A | Highly absorbent graft copolymers of polyhydroxy polymers, acrylonitrile, and acrylic comonomers | Emerging Cross-Sectional Technologies | 46 | Expired |
| US4277364A | Encapsulation by entrapment | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5821286A | Biodegradable polyester and natural polymer compositions and films therefrom | Chemistry; Metallurgy | 40 | Expired |
| US3947354A | Removal of heavy metal ions from wastewater | Emerging Cross-Sectional Technologies | 38 | Expired |
| US3985616A | Immobilization of enzymes with a starch-graft copolymer | Chemistry; Metallurgy | 37 | Expired |
| US6800712B2 | Starch graft copolymers and method of making and using starch graft copolymers for agriculture | Chemistry; Metallurgy | 32 | Expired |
| US4051316A | Removal of heavy metal ions from aqueous solutions with insoluble crosslinked-starch-xanthates | Chemistry; Metallurgy | 30 | Expired |
| US4083783A | Removal of heavy metal ions from aqueous solutions with insoluble crosslinked-starch-xanthates | Chemistry; Metallurgy | 29 | Expired |
| US4483950A | Modified starches as extenders for absorbent polymers | Chemistry; Metallurgy | 26 | Expired |
| US5665786A | Biodegradable polyester and natural polymer compositions and expanded articles therefrom | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4045387A | Highly absorbent polymeric compositions derived from flour | Emerging Cross-Sectional Technologies | 20 | Expired |
| US7459501B2 | Superabsorbent polymers in agricultural applications | Emerging Cross-Sectional Technologies | 19 | Active |
| US4026849A | Composite compositions from graft polymerized rigid fillers | Chemistry; Metallurgy | 19 | Expired |
| US4194998A | Highly absorbent polyhydroxy polymer graft copolymers without saponification | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7423090B2 | Methods of making and using a superabsorbent polymer product including a bioactive, growth-promoting additive | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6025417A | Biodegradable polyester compositions with natural polymers and articles thereof | Chemistry; Metallurgy | 18 | Expired |
| US7009020B2 | Methods of forming superabsorbent polymer products for use in agriculture | Chemistry; Metallurgy | 17 | Expired |
| US6191196A | Biodegradable polymer compositions, methods for making same and articles therefrom | Chemistry; Metallurgy | 17 | Expired |
| US8017553B2 | Superabsorbent polymers in agricultural applications | Emerging Cross-Sectional Technologies | 15 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.