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. Westinghouse Air Brake Company (1 from 582 patents)
1 patent:
1. 3986584 - Fail-safe disc brake with spring actuated slack adjuster