Average Co-Inventor Count = 2.67
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. Standard Oil Company (indiana) (2 from 1,055 patents)
2 patents:
1. 4500732 - Process for removal and recycle of p-toluic acid from terephthalic acid
2. 4447645 - Process for purification of p-hydroxymethylbenzoic acid