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. Von Drehle Corporation (2 from 5 patents)
2 patents:
1. 11510530 - Bath tissue dispenser roll hub
2. 11179012 - Bath tissue dispenser roll hub