Average Co-Inventor Count = 1.00
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. Utdc Inc. (3 from 21 patents)
3 patents:
1. 5131713 - Vehicle for a freight transportation system
2. 5078566 - Freight discharge apparatus
3. 5015141 - Freight transportation system