Average Co-Inventor Count = 3.00
ph-index = 2
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. Bayer Aktiengesellschaft (5 from 12,157 patents)
5 patents:
1. 4377390 - Acetoacetic arylide azo dyestuffs for synthetic materials, especially
2. 4342683 - Azo dyes with carboxyl polyalkyleneoxy chain moiety
3. 4329283 - Hydroxypyridone azo dyestuffs
4. 4249275 - Process for dyeing and printing cellulose fibres
5. 4235598 - Azo dyestuffs containing a naphthalic imide coupler and polyether groups