Average Co-Inventor Count = 2.29
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. E.i. Dupont De Nemours and Company (3 from 16,338 patents)
2. American Hospital Supply Corporation (1 from 433 patents)
4 patents:
1. 4935421 - 2-hydroxypropylamine aryl ester derivatives and pharmaceutical use
2. 4810717 - 2-hydroxypropylamine aryl ester derivatives
3. 4798892 - 2-hydroxypropylamine heteroaryl ester derivatives
4. 4582855 - Aromatic and esters of hydroxypropylamines