Average Co-Inventor Count = 3.00
ph-index = 1
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 (1 from 3,840 patents)
2. Zeneca Limited (1 from 854 patents)
2 patents:
1. 5516897 - Monoazo reactive dyes and solutions thereof
2. 5171852 - Triphenodioxazine reactive dyes having sulphonate ester groups