Average Co-Inventor Count = 1.67
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. Nebraska Book Company, Inc. (4 from 4 patents)
2. Other (1 from 832,680 patents)
5 patents:
1. 9437085 - In-basket digital donation system
2. 9076169 - Digital delivery system and method
3. 8433624 - Mobile item-purchasing system
4. 8234178 - Automatic item-purchasing and consolidation system
5. 7958017 - Automatic book purchasing and consolidation method