Average Co-Inventor Count = 2.22
ph-index = 4
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. Radio Flyer Inc. (5 from 189 patents)
5 patents:
1. D450630 - Chain-drive bicycle
2. D450014 - Direct-drive bicycle
3. 6186524 - Children's wagon with improved bolster
4. D436896 - Tricycle
5. D436897 - Tricycle