Average Co-Inventor Count = 1.64
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 131 patents)
2. Binney & Smith Inc. (1 from 134 patents)
3 patents:
1. 7866074 - Collapsible freestanding drawing board
2. 7556691 - Spin art apparatus
3. D553677 - Chalk stamper