Average Co-Inventor Count = 2.00
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. Pioneer Corporation (6 from 2,648 patents)
6 patents:
1. D872052 - Speaker for automobile
2. D866517 - Speaker for automobile
3. D864916 - Speaker for automobile
4. D864917 - Speaker for automobile
5. D859365 - Speaker for automobile
6. D859366 - Speaker for automobile