Average Co-Inventor Count = 5.33
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. Sonoco Development Incorporated (2 from 635 patents)
2 patents:
1. 6269983 - Metered material dispenser
2. 6073868 - Re-usable yarn winding tube having removable end caps