Average Co-Inventor Count = 3.46
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. New York Air Brake Corporation (2 from 291 patents)
2. Other (1 from 832,680 patents)
3 patents:
1. 9550487 - No-delay overlay pneumatic air brake system
2. 9475511 - Parallel tracks design description
3. 9469316 - Using wayside signals to optimize train driving under an overarching railway network safety system