Average Co-Inventor Count = 1.50
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. Steel City Corp. (3 from 14 patents)
3 patents:
1. 5927677 - Swivel post anchor
2. 5884874 - Swivel post anchor
3. 5169062 - Newspaper delivery tube