Average Co-Inventor Count = 4.09
ph-index = 3
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. Shutterfly, Inc. (3 from 198 patents)
3 patents:
1. 8504932 - Image collage builder
2. 8089655 - Personalized gift cards for imaging products and services
3. 7561299 - Personalized gift cards for imaging products and services