Average Co-Inventor Count = 2.59
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. Rovi Guides, Inc. (3 from 2,118 patents)
2. Other (2 from 832,680 patents)
3. Starsight Telecast Incorporated (1 from 91 patents)
4. Gemstar Developement Corporation (1 from 70 patents)
5. E Guide, Inc. (1 from 17 patents)
8 patents:
1. 9521462 - Premium channel promotion system and method
2. 9271049 - Premium channel promotion system and method
3. 8997148 - Premium channel promotion system and method
4. 7921441 - Detection and indication of premium channel availability
5. 7487529 - Electronic program guide system with advertising messages in pop-ups
6. 6945243 - Dutch oven stand
7. 6745391 - Premium channel promotion system and method
8. 4908974 - Line retrieving apparatus