Average Co-Inventor Count = 4.00
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. Amazon Technologies, Inc. (4 from 22,525 patents)
4 patents:
1. 8762310 - Evaluating recommendations
2. 8706571 - Method, medium, and system for flipping a list
3. 8433626 - Method, medium, and system for flipping a list
4. 8250012 - Evaluating recommendations by determining user actions, and performance values pertaining to lists of recommendations