Average Co-Inventor Count = 4.00
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. Betts Spring Company (2 from 4 patents)
2 patents:
1. 7040662 - Mud flap holder system
2. 6827372 - Mud flap hanger system