Average Co-Inventor Count = 4.00
ph-index = 1
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. Oil Chem Technologies (2 from 15 patents)
2. Other (1 from 832,680 patents)
3 patents:
1. 7678937 - Polyalkylated arylalkyl sulfonic acids and their salts
2. 7629299 - Process for recovering residual oil employing alcohol ether sulfonates
3. 7605287 - Polyalkylated arylalkyl sulfonic acids and their salts