Average Co-Inventor Count = 4.00
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. Sandisk Technologies Inc. (2 from 4,564 patents)
2 patents:
1. 9117480 - Device for estimating playback time and handling a cumulative playback time permission
2. 9076484 - Methods for estimating playback time and handling a cumulative playback time permission