Average Co-Inventor Count = 2.40
ph-index = 2
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. Leister Process Technologies (2 from 38 patents)
2 patents:
1. D642604 - Stationary welding apparatus
2. D621430 - Welding device