Average Co-Inventor Count = 1.20
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. Transpec, Inc. (3 from 34 patents)
3 patents:
1. 4827548 - Vehicle entrance ramp
2. 4759682 - Vehicle entrance ramp
3. 4685858 - Vehicle entrance ramp