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. Ricon Corporation (2 from 49 patents)
2 patents:
1. 6149218 - Raised roof for vehicles
2. 6022066 - Door extension for vehicle doors