Average Co-Inventor Count = 1.51
ph-index = 11
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. Pioneer Corporation (22 from 2,648 patents)
2. Pioneer Dj Corporation (4 from 36 patents)
3. Tohoku Pioneer Corporation (2 from 291 patents)
26 patents:
1. D964967 - Speaker for an automobile
2. D952604 - Speaker for automobile
3. D947816 - Speaker
4. D941272 - Speaker
5. D926722 - Speaker
6. D926723 - Speaker
7. D872052 - Speaker for automobile
8. D866517 - Speaker for automobile
9. D864913 - Speaker for automobile
10. D864914 - Speaker for automobile
11. D864916 - Speaker for automobile
12. D864917 - Speaker for automobile
13. D859365 - Speaker for automobile
14. D859366 - Speaker for automobile
15. D840466 - Electronic musical instrument