Average Co-Inventor Count = 3.00
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. Allstate Insurance Company (4 from 1,109 patents)
4 patents:
1. 11715161 - Safety notification service
2. 10863339 - Safety notification service
3. 9183594 - Safety notification service
4. 8977237 - Safety notification service