Average Co-Inventor Count = 1.50
ph-index = 3
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 Weathershields Limited (3 from 12 patents)
3 patents:
1. 4329917 - Ventilators and/or windows for vehicles
2. 4296961 - Opening roofs for vehicles
3. 4249770 - Vehicle opening roofs