Average Co-Inventor Count = 5.00
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. Walker Digital, LLC (3 from 532 patents)
3 patents:
1. 8533003 - Method and apparatus for selecting a supplemental product to offer for sale during a transaction
2. 8103520 - Method and apparatus for selecting a supplemental product to offer for sale during a transaction
3. 7542919 - Method and apparatus for selecting a supplemental product to offer for sale during a transaction