Average Co-Inventor Count = 2.40
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. Qwest Communications International Inc. (2 from 435 patents)
2 patents:
1. 8156045 - Methods and systems for associating customized advertising materials with billing statements
2. 6256624 - Computing system for operating report production facilities