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. National Nail Corporation (3 from 79 patents)
3 patents:
1. D1035431 - Fastener head
2. D1026636 - Fastener head
3. D1026605 - Tool bit