Average Co-Inventor Count = 2.76
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. Lucent Technologies Inc. (4 from 9,364 patents)
4 patents:
1. 6760422 - Apparatus and method for providing conference call service
2. 6690786 - Telephone system having multiple administrators of switching system resources
3. 6452490 - Home/commercial security monitoring system
4. 5999526 - Method and apparatus for delivering data from an information provider