Average Co-Inventor Count = 2.00
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. Crown Zellerbach Corporation (2 from 107 patents)
2 patents:
1. 4643775 - Fabric conditioning and cleaning system
2. 4597573 - System for handling discrete sheets