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. The Mead Corporation (2 from 1,151 patents)
2 patents:
1. D457557 - Colored desk calendar leaf
2. D451953 - Desk calendar leaf