Average Co-Inventor Count = 2.57
ph-index = 3
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. Snap-On Tools Company (2 from 57 patents)
2. Snap-On Technologies, Inc. (1 from 227 patents)
3 patents:
1. D472782 - Impact wrench
2. D438438 - Handle
3. D423891 - Ratchet