Average Co-Inventor Count = 1.90
ph-index = 4
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Imperial Chemical Industries Limited (6 from 3,840 patents)
2. Zeneca Limited (6 from 854 patents)
3. Dystar Textilfarben Gmbh & Co. Deutschland Kg (4 from 101 patents)
4. Basf Aktiengesellschaft (2 from 10,754 patents)
5. Dy Star Textilfarben Gmbh & Co. (1 from 14 patents)
6. Dystar Colours Deutschland Gmbh (1 from 11 patents)
7. Dystar Colours Distribution Gmbh (26 patents)
20 patents:
1. 8226758 - Disperse dyes mixtures
2. 7833291 - Dispersion dye, the production and use thereof
3. 7682408 - Disperse azo dyestuffs
4. 7358345 - Disperse azo dyestuffs
5. 7118604 - Non azo disperse dye mixtures
6. 6462204 - Polycyclic dyes
7. 6048370 - Monoazo dyes containing a fluorosulphonyl group and use thereof
8. 5998592 - Monoazo dyes containing a fluorosulphonyl group and use thereof
9. 5782934 - Process of dyeing with disazo dyes containing a fluorosulphonyl group
10. 5759211 - Anthraquinone dyes containing a fluorosulphonyl group and use thereof
11. 5759212 - Process for coloring synthetic textile materials
12. 5739299 - Monoazo dyes which are free from water-solubilizing groups and which
13. 5389597 - Benzofuranones
14. 5374724 - Process for the preparation of substituted acetic acids
15. 5362888 - Preparation of polycyclic dyes