Average Co-Inventor Count = 2.67
ph-index = 3
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. Chemische Fabrik Stockhausen Gmbh (2 from 67 patents)
2. Huels Aktiengesellschaft (1 from 580 patents)
3. Chemische Werke Huels Aktiengesellschaft (1 from 125 patents)
4 patents:
1. 5575946 - Water-softening compositions
2. 5496495 - Detergent formulations free of phosphates, zeolites and crystalline
3. 5370816 - Detergent composition containing a mixture of alkyl polyglycosides
4. 4425266 - Use of N-oxalkylated derivatives of aniline as a polymer-dissolving