Nigel Barksby
29Patents
13h-index
22Co-inventors
81Inventor score
Filing activity: Mar 31, 1988 → Mar 12, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5670601A | Polyurethane elastomers having improved green strength and demold time and polyoxyalkylene polyols suitable for their preparation | Chemistry; Metallurgy | 28 | Expired |
| US5648447A | Elastomeric polyurethanes with improved properties based on crystallizable polyols in combination with low monol polyoxpropylene polyols | Chemistry; Metallurgy | 25 | Expired |
| US5677413A | Polyurethane elastomers exhibiting improved demold green strength and water absorption and haze-free polyols suitable for their preparation | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5576382A | Aqueous polyurethane dispersions based on polyether polyols of low monol content | Chemistry; Metallurgy | 20 | Expired |
| US4902768A | Elastomers prepared from N-(polyoxyalkyl)-N-(alkyl)amines | Chemistry; Metallurgy | 20 | Expired |
| US5545706A | PTMEG polyurethane elastomers employing monofunctional polyethers | Chemistry; Metallurgy | 19 | Expired |
| US7045650B2 | Polyurethane elastomers having improved physical properties and a process for the production thereof | Chemistry; Metallurgy | 18 | Expired |
| US5919888A | Viscosity-stable isocyanate-terminated prepolymers and polyoxyalkylene polyether polyols having improved storage stability | Chemistry; Metallurgy | 18 | Expired |
| US6022903A | Permanent gas blown microcellular polyurethane elastomers | Chemistry; Metallurgy | 17 | Expired |
| US5728745A | Polyurethane elastomers having improved green strength and demold time, and polyoxyalkylene polyols suitable for their preparation | Chemistry; Metallurgy | 15 | Expired |
| US5856372A | Microcellular elastomers with improved processability and properties | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5849944A | Polyurethane elastomers having improved green strength and demold time, and polyoxyalkylene polyols suitable for their preparation | Chemistry; Metallurgy | 14 | Expired |
| US6824703B2 | Polyurethane elastomers having improved physical properties and a process for the production thereof | Chemistry; Metallurgy | 13 | Expired |
| US4963637A | Acid containing isocyanate-terminated prepolymers, salt prepolymers and polymers thereof | Chemistry; Metallurgy | 11 | Expired |
| US5696221A | Polyurethane/urea heat-cured and moisture-cured elastomers with improved physical properties | Chemistry; Metallurgy | 11 | Expired |
| US5792829A | Polyurethane elastomers exhibiting improved demold, green strength, and water absorption, and haze-free polyols suitable for their preparation | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5811829A | Viscosity stable isocyanate-terminated prepolymers and polyoxyalkylene polyether polyols having improved storage stability | Chemistry; Metallurgy | 10 | Expired |
| US5965778A | Polyurethane elastomers having improved green strength and demold time, and polyoxyalkylene polyols suitable for their preparation | Chemistry; Metallurgy | 9 | Expired |
| US6036879A | Viscosity-stable isocyanate-terminated prepolymers and polyoxyalkylene polyether polyols having improved storage stability | Chemistry; Metallurgy | 7 | Expired |
| US6420445B1 | Polyurethane and polyurethane/urea heat-cured and moisture-cured elastomers with improved physical properties | Chemistry; Metallurgy | 4 | Expired |
| US8440747B2 | Cold-pressed mats of lignocellulosic material having improved cold tack and a process for their production | Chemistry; Metallurgy | 4 | Active |
| US10793692B2 | Viscoelastic flexible foams comprising hydroxyl-terminated prepolymers | Chemistry; Metallurgy | 3 | Active |
| US10766998B2 | Flexible polyurethane foams | Chemistry; Metallurgy | 3 | Active |
| US8895643B2 | Cold-pressed mats of lignocellulosic material having improved cold tack and a process for their production | Chemistry; Metallurgy | 3 | Active |
| US7511111B2 | Polyurethane elastomers having improved physical properties and a process for the production thereof | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.