Average Co-Inventor Count = 1.64
ph-index = 3
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. Openpeak Inc. (2 from 104 patents)
2. Microsoft Technology Licensing, LLC (1 from 54,719 patents)
3 patents:
1. 9288080 - Network-extensible and controllable telephone
2. 8259705 - System and method for proxy signaling manipulation in an IP telephony network
3. 8179886 - System for supporting analog telephones in an IP telephone network