Average Co-Inventor Count = 3.00
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. Google Inc. (2 from 32,513 patents)
2 patents:
1. 8321403 - Web search refinement
2. 8019748 - Web search refinement