Average Co-Inventor Count = 1.11
ph-index = 5
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. Other (3 from 832,812 patents)
2. Associated Concrete Products, Inc. (1 from 4 patents)
3. Eric Hart (1 from 1 patent)
5 patents:
1. 5460426 - Combination carrying case and folding seat
2. 5370480 - Interlocked gridwork for retaining walls, and the like
3. 5224801 - Interlocked gridwork for retaining walls, and the like
4. 4330969 - Construction panel
5. 4059199 - Utility box fastener