Average Co-Inventor Count = 5.00
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. Sony Corporation (14 from 58,129 patents)
14 patents:
1. 6600880 - Photographic camera system
2. 6571067 - Photographic camera system
3. 6349176 - Photographic camera system
4. 6173124 - Photographic camera system
5. 6122452 - Photographic camera system
6. 6061529 - Photographic camera system
7. 6041191 - Photographic camera system
8. 5978067 - Photographic camera system
9. 5758215 - Photographic camera system
10. 5752109 - Photographic camera system
11. 5721991 - Photographic camera system
12. 5625430 - Photographic camera system
13. 5583591 - Photographic camera system
14. 5570147 - Photographic camera system