Average Co-Inventor Count = 2.00
ph-index = 1
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. Britax Excelsior Limited (1 from 23 patents)
2. Britax Nordiska Barn Ab (1 from 1 patent)
1 patent:
1. 6135553 - Child safety seat