Average Co-Inventor Count = 3.00
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. Pratt-whitney Canada Corp (1 from 2,884 patents)
1 patent:
1. 7156612 - Spigot arrangement for a split impeller