Average Co-Inventor Count = 2.57
ph-index = 5
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. Trinity Industries, Inc. (5 from 97 patents)
2. Trn Business Trust (1 from 81 patents)
6 patents:
1. 11091890 - Cable guardrail safety system
2. 8157471 - Combined guardrail and cable safety systems
3. 7686535 - Combined guardrail and cable safety systems
4. 7544009 - Combined guardrail and cable safety systems
5. 7249908 - Combined guardrail and cable safety systems
6. 6962328 - Cable safety system