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. 5480340 - Crib toy having removable plush figure
2. 5221225 - Motion responsive musical toy
3. 5217402 - Sound producing workbench toy