Simon Greenfield
57Patents
16h-index
62Co-inventors
87Inventor score
Filing activity: May 15, 1989 → Sep 13, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8481130B2 | Alignment layer with reactive mesogens for aligning liquid crystal molecules | Emerging Cross-Sectional Technologies | 87 | Active |
| US5871665A | Electrooptical liquid crystal system | Chemistry; Metallurgy | 39 | Expired |
| US7169449B2 | Liquid crystal display device | Physics | 38 | Expired |
| US6596193B2 | Electrooptical liquid crystal system | Chemistry; Metallurgy | 36 | Expired |
| US5622648A | Reactive liquid crystal compounds | Chemistry; Metallurgy | 32 | Expired |
| US6723395B2 | Chiral compounds | Chemistry; Metallurgy | 31 | Expired |
| US5770107A | Reactive liquid crystalline compound | Chemistry; Metallurgy | 28 | Expired |
| US6217955A | Liquid crystal display device | Physics | 28 | Expired |
| US5518652A | Liquid crystalline copolymer | Chemistry; Metallurgy | 28 | Expired |
| US5198149A | Smectic liquid-crystal medium | Chemistry; Metallurgy | 25 | Expired |
| US6417902B1 | Process of preparing a multilayer cholesteric film I | Physics | 24 | Expired |
| US6421107B1 | Process of preparing a multilayer cholesteric film II | Performing Operations; Transporting | 24 | Expired |
| US6090308A | Direactive mesogenic compounds and intermediates | Chemistry; Metallurgy | 23 | Expired |
| US5723066A | Electrooptical liquid crystal system | Chemistry; Metallurgy | 22 | Expired |
| US5750051A | Reactive terphenyls | Chemistry; Metallurgy | 21 | Expired |
| US5279764A | Dihalogenobenzene derivatives | Chemistry; Metallurgy | 19 | Expired |
| US5948486A | Liquid crystal polymer devices | Chemistry; Metallurgy | 15 | Expired |
| US5720900A | Liquid crystalline copolymer | Chemistry; Metallurgy | 14 | Expired |
| US6669865B1 | Liquid crystal display device | Physics | 13 | Expired |
| US5308537A | Mesogenic compounds | Chemistry; Metallurgy | 13 | Expired |
| US7122227B2 | Chiral photoisomerizable compounds | Chemistry; Metallurgy | 12 | Expired |
| US5356562A | Fluoro tolans and liquid crystalline media | Chemistry; Metallurgy | 12 | Expired |
| US7029728B2 | Polymerizable liquid crystal material | Chemistry; Metallurgy | 12 | Expired |
| US6042745A | Electrooptical liquid crystal system | Chemistry; Metallurgy | 12 | Expired |
| US6187222A | Electrooptical liquid crystal system | Chemistry; Metallurgy | 12 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.