Average Co-Inventor Count = 2.40
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. Wonderland Nurserygoods Company Limited (2 from 444 patents)
2 patents:
1. D609612 - Stroller frame
2. D598333 - Frame of stroller