Average Co-Inventor Count = 3.00
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. Packaging Corporation of America (2 from 140 patents)
2. Sethy, Anil (0 patent)
3. Kirov, Ventzislav H. (0 patent)
4. Sorensen, Bryan L. (0 patent)
2 patents:
1. 7943008 - Method of pre-treating woodchips prior to mechanical pulping
2. 7771565 - Method of pre-treating woodchips prior to mechanical pulping