Average Co-Inventor Count = 1.50
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. Pullman Incorporated (2 from 228 patents)
2 patents:
1. 4194595 - Dead lever anchoring means for railway car brake rigging
2. 4084515 - Locking mechanism for hopper door actuator assembly