Average Co-Inventor Count = 2.93
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. (4 from 1,702 patents)
4 patents:
1. 11813547 - Plush toy with sound-emitting container
2. 8038538 - Electronic device for enhancing an interactive experience with a tangible medium of expression
3. 7238026 - Activity device
4. 7037171 - Entertainment device