Average Co-Inventor Count = 3.00
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. Eastman Chemical Company (2 from 2,002 patents)
2 patents:
1. 11214534 - Acrylic acid purification via dividing wall columns
2. 10968160 - Separation of propionic acid from acrylic acid via azeotropic distillation