Average Co-Inventor Count = 2.57
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. Other (2 from 832,812 patents)
2. Kerr-mcgee Corporation (1 from 85 patents)
3 patents:
1. 4162339 - Newsprint coupon separator
2. 4073982 - Newsprint coupon separator
3. 3981929 - Method of separating methylolphenols from solutions