Average Co-Inventor Count = 2.00
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. Wonderland Nurserygoods Company Limited (4 from 444 patents)
4 patents:
1. 8256833 - Child chair having engaging assembly for seat
2. 8141943 - Children's chair
3. 8100470 - Child chair having engaging assembly for seat
4. 7878584 - Safety belt storage assembly and child seat having the same