Average Co-Inventor Count = 1.44
ph-index = 21
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 (30 from 58,129 patents)
2. Sony Computer Entertainment Inc. (20 from 1,799 patents)
50 patents:
1. D875077 - Speaker box
2. D705813 - Disc recorder
3. D696646 - Speaker box
4. D685349 - Speaker box
5. D656470 - Television receiver
6. D590866 - Projector
7. D587266 - Storage medium
8. D579933 - Storage medium
9. D576869 - Clip for battery pack
10. D563995 - Recording medium
11. D563430 - Recording medium
12. D558782 - Storage medium
13. D557657 - Battery pack
14. D552592 - Storage medium
15. D552591 - Storage medium