Average Co-Inventor Count = 2.67
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. 4293365 - Apparatus for applying labels or the like
2. 3960272 - Roll product with manually graspable tail end and manufacture thereof