Average Co-Inventor Count = 3.60
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. (2 from 1,703 patents)
2. Kolcraft Enterprises, Inc. (1 from 106 patents)
3 patents:
1. 7044892 - Child activity device
2. 6500072 - Height adjustable swing for an infant or child
3. 6425842 - Child activity device