Average Co-Inventor Count = 6.00
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. Shaw Environmental and Infrastructure, Inc. (3 from 6 patents)
3 patents:
1. 9555369 - Emission control system
2. 9097420 - Emission control system
3. 8580214 - Emission control system