Average Co-Inventor Count = 2.67
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 1,702 patents)
2 patents:
1. 6771034 - Children's ride-on vehicle with electronic speed control
2. 6479741 - Musical device having multiple configurations and methods of using the same