Average Co-Inventor Count = 2.29
ph-index = 3
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. Starsight Telecast Incorporated (3 from 91 patents)
2. Rovi Guides, Inc. (1 from 2,118 patents)
4 patents:
1. 9357160 - Multiple database, user-choice-compiled program and event guide
2. 7137135 - Electronic program guide with interactive areas
3. 6412110 - Electronic program guide with interactive areas
4. 6151059 - Electronic program guide with interactive areas