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. Peter Opsvik as (3 from 17 patents)
3 patents:
1. D911722 - Baby seat
2. D898421 - Cushion
3. D877524 - Baby chair cushion