Average Co-Inventor Count = 1.30
ph-index = 6
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 58,132 patents)
14 patents:
1. D928741 - Audio system
2. D685765 - Speaker
3. D669463 - Vehicle panel
4. D666216 - Disc player
5. D636376 - Amplifier
6. D635553 - Speaker
7. D624900 - Amplifier
8. D605660 - Disc player
9. D585437 - Disc player
10. D578113 - Speaker
11. D576979 - Disc player
12. D574809 - Amplifier for car
13. D573976 - Amplifier for car
14. D505428 - Hard disc player