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. Mattel, Inc. (2 from 1,703 patents)
2 patents:
1. 4744781 - Amphibious toy vehicle
2. 4690658 - Toy car launcher with expandable scissors members