David Coates
179Patents
27h-index
215Co-inventors
93Inventor score
Filing activity: Apr 16, 1976 → Apr 14, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6099758A | Broadband reflective polarizer | Physics | 145 | Expired |
| US5621552A | Electrooptical liquid crystal system containing dual frequency liquid crystal mixture | Physics | 109 | Expired |
| US5476611A | Electrooptical liquid crystal system | Physics | 89 | Expired |
| US6641874B2 | Multilayer reflective film or pigment with viewing angle dependent reflection characteristics | Emerging Cross-Sectional Technologies | 88 | Expired |
| US4113647A | Liquid crystalline materials | Chemistry; Metallurgy | 62 | Expired |
| US5323251A | Electrooptical liquid crystal system | Chemistry; Metallurgy | 61 | Expired |
| US6680767B2 | Method of forming a liquid crystal polymer layer without support substrate | Chemistry; Metallurgy | 57 | Expired |
| US4145114A | Pleochroic dyes | Emerging Cross-Sectional Technologies | 50 | Expired |
| US6605729B1 | Crystalline forms of [R-(R*,R*)]-2-(4-fluorophenyl)-&bgr;,&dgr;-dihydroxy-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrole-1-heptanoic acid calcium salt (2:1) | Chemistry; Metallurgy | 40 | Expired |
| US4035056A | Biphenyl derivative compounds and liquid crystal materials and devices containing such compounds | Chemistry; Metallurgy | 39 | Expired |
| US7855211B2 | Protein kinase inhibitors | Human Necessities | 39 | Active |
| US5871665A | Electrooptical liquid crystal system | Chemistry; Metallurgy | 39 | Expired |
| US4195916A | Liquid crystal compounds | Chemistry; Metallurgy | 38 | Expired |
| US5384065A | Matrix liquid-crystal display | Chemistry; Metallurgy | 37 | Expired |
| US5989461A | Circular UV polarizer | Physics | 37 | Expired |
| US6596193B2 | Electrooptical liquid crystal system | Chemistry; Metallurgy | 36 | Expired |
| US4419664A | Co-ordinate addressing of smectic display cells | Physics | 34 | Expired |
| US5804609A | Liquid crystal composite layer of the dispersion type, method for the production thereof and liquid crystal materials used therein | Physics | 33 | Expired |
| US5622648A | Reactive liquid crystal compounds | Chemistry; Metallurgy | 32 | Expired |
| US6312770A | Liquid crystal elastomers | Chemistry; Metallurgy | 31 | Expired |
| US5543075A | Liquid crystalline material | Chemistry; Metallurgy | 31 | Expired |
| US6319963A | Reflective film | Physics | 30 | Expired |
| US5770107A | Reactive liquid crystalline compound | Chemistry; Metallurgy | 28 | Expired |
| US5518652A | Liquid crystalline copolymer | Chemistry; Metallurgy | 28 | Expired |
| US6217955A | Liquid crystal display device | Physics | 28 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.