Nigel Hughes
15Patents
5h-index
20Co-inventors
66Inventor score
Filing activity: Dec 27, 1972 → May 10, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5053495A | Anionic dye having high water-fastness | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5203912A | Anionic dye | Chemistry; Metallurgy | 24 | Expired |
| US4824948A | Substituted phthalocyanine | Physics | 15 | Expired |
| US4908062A | Water-soluble dye | Chemistry; Metallurgy | 10 | Expired |
| US3963853A | Pressure sensitive transfer sheet | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4922020A | 1,1,5,5-tetra(4-aminophenyl)-pentadi-1,4-ene compounds | Physics | 4 | Expired |
| US5220040A | Mixed and mixed crystal benzodefuranone dyes | Chemistry; Metallurgy | 3 | Expired |
| US5189181A | Process for preparation 2,6-dihydrobenzo[1:26, 4:5-6]-difuran dyes | Chemistry; Metallurgy | 2 | Expired |
| US5625080A | Benzodifurantrione compounds and process | Chemistry; Metallurgy | 2 | Expired |
| US3936437A | Monoazo compounds derived from 2-hydroxymethyl-amino benzoic acids and 2,6-dihydroxypyridines | Chemistry; Metallurgy | 1 | Expired |
| USRE35145E | Substituted phthalocyanine | General | 1 | Expired |
| US8271927B2 | Combination of ground devices in wiring harness designs | Physics | 1 | Active |
| US7735044B2 | Combination of ground devices in wiring harness designs | Physics | 0 | Active |
| US5374724A | Process for the preparation of substituted acetic acids | Chemistry; Metallurgy | 0 | Expired |
| US5717112A | Benzofuranone and benzodifuranone compounds | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.