Average Co-Inventor Count = 2.53
ph-index = 4
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. At+t Corp. (3 from 4,208 patents)
2. At&t Bell Laboratories (2 from 3,345 patents)
5 patents:
1. 6463277 - Personal mobile communication system with call bridging
2. 6148193 - Personal mobile communication system with call bridging
3. 5703930 - Personal mobile communication system with call bridging
4. 5008930 - Customer definable integrated voice/data call transfer technique
5. 5001710 - Customer programmable automated integrated voice/data technique for