Average Co-Inventor Count = 3.43
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. Illinois Tool Works Inc. (2 from 7,615 patents)
2 patents:
1. 7355141 - Welder with integrated regulator
2. 6977358 - Welder with integrated gas bottle