Average Co-Inventor Count = 2.67
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. Illinois Tool Works Inc. (2 from 7,615 patents)
2 patents:
1. 9670007 - Accumulating device
2. 7950896 - Material handling apparatus