Average Co-Inventor Count = 2.25
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 (3 from 291 patents)
3 patents:
1. 10759452 - Interlocking gladhands
2. 10029713 - Rail handbrake with prolonged release
3. 10005478 - Interlocking gladhands