Nigel Hall
20Patents
4h-index
26Co-inventors
63Inventor score
Filing activity: Mar 15, 1977 → Jan 14, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5739299A | Monoazo dyes which are free from water-solubilizing groups and which contain a fluorosulphonyl group and process for colouring polyamides and polyester materials therewith | Textiles; Paper | 11 | Expired |
| US5782934A | Process of dyeing with disazo dyes containing a fluorosulphonyl group and use thereof | Textiles; Paper | 10 | Expired |
| US4512773A | Cationic triphendioxazine dyes, methods for their manufacture and their use for dyeing cellulosic substrates | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6462204B2 | Polycyclic dyes | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7833291B2 | Dispersion dye, the production and use thereof | Textiles; Paper | 4 | Active |
| US5759212A | Process for coloring synthetic textile materials | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5189181A | Process for preparation 2,6-dihydrobenzo[1:26, 4:5-6]-difuran dyes | Chemistry; Metallurgy | 2 | Expired |
| US7118604B2 | Non azo disperse dye mixtures | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5998592A | Monoazo dyes containing a fluorosulphonyl group and use thereof | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7682408B2 | Disperse azo dyestuffs | Chemistry; Metallurgy | 1 | Active |
| US5268490A | Benzofuranones | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5759211A | Anthraquinone dyes containing a fluorosulphonyl group and use thereof | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4192800A | Process for the manufacture of aromatic nitriles | Chemistry; Metallurgy | 1 | Expired |
| US4104270A | Process for the manufacture of aromatic phosphonates | Chemistry; Metallurgy | 1 | Expired |
| US5389597A | Benzofuranones | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7358345B2 | Disperse azo dyestuffs | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5362888A | Preparation of polycyclic dyes | Chemistry; Metallurgy | 0 | Expired |
| US6048370A | Monoazo dyes containing a fluorosulphonyl group and use thereof | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8226758B2 | Disperse dyes mixtures | Textiles; Paper | 0 | Active |
| US5374724A | Process for the preparation of substituted acetic acids | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.