Average Co-Inventor Count = 3.11
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. Martin Marietta Materials, Inc. (2 from 27 patents)
2 patents:
1. 7562508 - Shelter and associated method of assembly
2. 7163100 - Reciprocating floor structure