Average Co-Inventor Count = 1.09
ph-index = 13
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 (39 from 58,129 patents)
2. Sony Kabushiki Kaisha (4 from 27 patents)
3. Sony Kabushiki Kaisha (sony Corporation) (1 from 1 patent)
45 patents:
1. D598481 - Video camera
2. D565625 - Control knob
3. D558245 - Video camera
4. D558244 - Video camera
5. D534195 - Video camera
6. D524841 - Video camera
7. 6925254 - Camera apparatus
8. D508066 - Video camera
9. D505686 - Video camera
10. D491970 - Camera
11. D477009 - Video camera
12. D460961 - Wireless telephone
13. D453354 - Input pen with ball-point pen
14. D448763 - Computer
15. D442987 - Video printer