Average Co-Inventor Count = 3.60
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. Slater Steel Industries Limited (3 from 15 patents)
3 patents:
1. 4341393 - Hand cart
2. D261125 - Hand cart
3. 4281843 - Tool carrier