Average Co-Inventor Count = 3.00
ph-index = 1
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 Europe Limited (4 from 15 patents)
4 patents:
1. 7707640 - Dynamic copy protection of optical media
2. 7703146 - Dynamic copy protection of optical media
3. 7661143 - Dynamic copy protection of optical media
4. 6952479 - Dynamic copy protection of optical media