Average Co-Inventor Count = 1.80
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. Mattel, Inc. (3 from 1,702 patents)
3 patents:
1. 5954561 - Play material container having plural play features
2. 5314373 - Toy food processor and simulated oven
3. 5292134 - Ball catching and launching toy