Average Co-Inventor Count = 5.00
ph-index = 6
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. Northwestern University (6 from 2,118 patents)
2. Perfect Market, Inc. (6 from 7 patents)
6 patents:
1. 7657518 - Chaining context-sensitive search results
2. 7644072 - Generating a ranked list of search results via result modeling
3. 7627565 - Organizing context-sensitive search results
4. 7617199 - Characterizing context-sensitive search results as non-spam
5. 7617200 - Displaying context-sensitive ranked search results
6. 7610279 - Filtering context-sensitive search results