Average Co-Inventor Count = 1.20
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. George P. Johnson Company (3 from 4 patents)
3 patents:
1. 4498398 - Display turntable
2. 4173965 - Passenger vehicle applied top container
3. D253104 - Car top luggage container