Average Co-Inventor Count = 2.59
ph-index = 4
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. (7 from 22,119 patents)
7 patents:
1. 12073435 - Advertisements responsive to coupon states
2. 11720926 - Advertisements responsive to coupon states
3. 10540693 - Advertisements responsive to coupon states
4. 10134087 - Payment cards
5. 9070122 - Host-managed gift card program
6. 8662387 - Host-managed gift card program
7. 8046266 - Customizing gift instrument experiences for recipients