Average Co-Inventor Count = 4.35
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. Apple Inc. (5 from 41,060 patents)
5 patents:
1. 8239234 - Freeform communication in calendaring system
2. 7991637 - Freeform communication in calendaring system
3. 7877356 - Retaining intermediate states of shared groups of objects and notification of changes to shared groups of objects
4. 7840543 - Method for sharing groups of objects
5. 7383291 - Method for sharing groups of objects