Average Co-Inventor Count = 4.00
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. Crayola Llc. (2 from 130 patents)
2 patents:
1. 7980387 - Telescoping case
2. D583870 - Telescoping writing implement storage case