Average Co-Inventor Count = 3.69
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. Alza Corporation (4 from 1,062 patents)
4 patents:
1. 4940586 - Skin permeation enhancer compositions using sucrose esters
2. 4900555 - Skin permeation enhancer compositions using sucrose esters
3. 4865848 - Skin permeation enhancer compositions using sucrose esters
4. 4746515 - Skin permeation enhancer compositions using glycerol monolaurate