Average Co-Inventor Count = 3.43
ph-index = 2
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. Fci Holdings Delaware, Inc. (2 from 50 patents)
2 patents:
1. 9011043 - Engineered mine seal
2. 8224631 - Stress, geologic, and support analysis methodology for underground openings