Average Co-Inventor Count = 1.50
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. Comalco Aluminium Limited (2 from 31 patents)
2 patents:
1. 5956842 - Butt and thimble press
2. 5752729 - Vacuum lifting device