Average Co-Inventor Count = 5.00
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. Union Switch & Signal, Inc. (1 from 87 patents)
2. Randall S. Mecca (0 patent)
3. Michael J. Ehrenberger (0 patent)
4. Jack I. Wilson (0 patent)
5. Kenneth Gottschlich (0 patent)
6. Christopher R. Harper (0 patent)
1 patent:
1. 5785283 - System and method for communicating operational status of a railway