Average Co-Inventor Count = 1.78
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. Greatcall, Inc. (6 from 36 patents)
6 patents:
1. 9467833 - Emergency call return systems and methods
2. 9445250 - Emergency call placement systems and methods
3. 9439054 - Emergency call redirection systems and methods
4. 9025735 - Emergency communications system
5. 8705702 - Emergency communications system
6. 8311528 - Emergency call redirection systems and methods