Average Co-Inventor Count = 1.33
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. Union Camp Corporation (1 from 285 patents)
2. Packaging Corporation of America (1 from 140 patents)
2 patents:
1. 8302845 - Shipper display container
2. 5601230 - Integrated packaging and funnel construction