Average Co-Inventor Count = 2.40
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. Keystone Retaining Wall Systems, Inc. (2 from 218 patents)
2 patents:
1. 11346559 - Bridging lintel with support hangers for an insert and block system for a structure
2. D773072 - Landscaping block