Average Co-Inventor Count = 3.00
ph-index = 1
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. Poongsan Corporation (1 from 24 patents)
1 patent:
1. 11692243 - Free-cutting leadless copper alloy with no lead and bismuth