Average Co-Inventor Count = 2.00
ph-index = 3
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. (3 from 218 patents)
3 patents:
1. D667566 - Landscaping block
2. D666740 - Landscaping block
3. D666741 - Landscaping block