Average Co-Inventor Count = 2.40
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. Union Pacific Railroad Company (2 from 29 patents)
2 patents:
1. 11034368 - Conditioned air distribution ceiling plenum
2. 10246106 - Flooring incorporating open and enclosed air ducts