Average Co-Inventor Count = 4.29
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. Image Sensing Systems, Inc. (3 from 6 patents)
2. Other (1 from 832,812 patents)
4 patents:
1. 11080995 - Roadway sensing systems
2. 10055979 - Roadway sensing systems
3. 9472097 - Roadway sensing systems
4. 8339282 - Security systems