Average Co-Inventor Count = 3.20
ph-index = 3
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. Berol Corporation (3 from 102 patents)
2. Newell Office Products Inc. (1 from 11 patents)
4 patents:
1. D476483 - School supply box
2. D447633 - School supply box
3. D427428 - Facing for a supply box
4. D411040 - School supply box