Average Co-Inventor Count = 2.00
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. Macrovision Corporation (2 from 135 patents)
2 patents:
1. 7650418 - System and method for controlling the usage of digital objects
2. 6813640 - System and method for controlling the editing by user action of digital objects created in a document server application