Average Co-Inventor Count = 2.00
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. Kvaerner Pulping Ab (1 from 109 patents)
1 patent:
1. 6030492 - Impregnation of cellulose-containing material with black liquor in a