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. Discovery Toys, Inc. (2 from 44 patents)
2 patents:
1. 5073138 - Modular gear and frame toy
2. 5064399 - Play set