Average Co-Inventor Count = 1.22
ph-index = 7
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 (13 from 58,132 patents)
13 patents:
1. D900060 - Speaker box
2. D729776 - Earphone
3. D675596 - Speaker box
4. D673927 - Media player
5. D640250 - Disc player
6. D619131 - Optical disc player/recorder
7. D597120 - Projector
8. D584757 - Projector
9. D559809 - Optical disc player/recorder
10. D556163 - Optical disc player
11. D552657 - Projector
12. D552600 - Remote controller for optical disc player
13. D552601 - Remote controller for optical disc player