Average Co-Inventor Count = 4.71
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. Comdial Corporation (2 from 12 patents)
2. Mist Silicon Limited Liability Company (1 from 3 patents)
3. Vertical Communications Acquisition Corp. (1 from 3 patents)
4 patents:
1. 9106767 - Systems and methods for information exchange and synchronization using DTMF over telephone communication channels
2. 8098801 - Systems and methods for information exchange and synchronization using DTMF over telephone communication channels
3. 7088804 - Systems and methods for information exchange and synchronization using DTMF over telephone communication channels
4. 6771751 - Systems and methods for information exchange and synchronization using DTMF over telephone communication channels