Average Co-Inventor Count = 4.30
ph-index = 10
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. Sony Corporation (41 from 58,129 patents)
41 patents:
1. 6778774 - Photographic and video image system
2. 6600880 - Photographic camera system
3. 6583851 - Photographic and video image system
4. 6574440 - Photographic camera system
5. 6571067 - Photographic camera system
6. 6470152 - Photographic and video image system
7. 6463217 - Photographic and video image system
8. 6438325 - Photographic camera system
9. 6434339 - Photographic and video image system
10. 6366337 - Photographic and video image system
11. 6349176 - Photographic camera system
12. 6347193 - Photographic and video image system
13. 6256084 - Photographic camera system
14. 6226462 - Photographic and video image system
15. 6173124 - Photographic camera system