Average Co-Inventor Count = 5.29
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. At+t Corp. (3 from 4,208 patents)
3 patents:
1. 6169786 - Method for accomplishing complete re-dial
2. 6138008 - Wireless telephone menu system
3. 6104786 - Telephony services suite