Average Co-Inventor Count = 1.33
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. Hasbro, Inc. (3 from 496 patents)
3 patents:
1. 6699093 - Event-activated toy
2. D486533 - Toy oven
3. D451524 - Extruder for modeling compound