Average Co-Inventor Count = 6.00
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. Tektronix, Inc. (2 from 2,729 patents)
2. Grass Valley (u.s.) Inc. (2 from 24 patents)
4 patents:
1. 6526225 - Disk-based digital video recorder
2. 6289172 - Disk-based digital video recorder
3. 5754730 - Method for predicting what video data should be in a cache which is in a
4. 5574662 - Disk-based digital video recorder