Average Co-Inventor Count = 3.00
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. Energy Absorption Systems, Inc. (2 from 91 patents)
2. Trinity Highway Products LLC (1 from 4 patents)
3 patents:
1. 9677233 - Pedestrian barrier and barrier system
2. 8182169 - Energy absorbing vehicle barrier
3. 7950870 - Energy absorbing vehicle barrier