Average Co-Inventor Count = 2.67
ph-index = 1
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. Other (3 from 832,718 patents)
2. The Mendenhall Family Trust (1 from 1 patent)
4 patents:
1. 9014939 - Signal based safety system for construction zone
2. 8849522 - Signal based safety system for construction zone
3. 8012265 - Concrete/asphalt wet washing system
4. 7578885 - Concrete/asphalt wet washing system