Average Co-Inventor Count = 2.93
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. Blackberry Corporation (3 from 5,890 patents)
2. Research in Motion Corporation (1 from 4,495 patents)
4 patents:
1. 10841305 - Authenticating for a software service
2. 10454929 - Authenticating for an enterprise service
3. 8548432 - Authenticating voice calls from mobile devices
4. 8301117 - Authenticating voice calls from mobile devices