Average Co-Inventor Count = 4.44
ph-index = 1
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 (2 from 2,648 patents)
2 patents:
1. 7088906 - Information reproducing apparatus
2. 6430121 - Disc changer capable of selecting a medium for playback again within a prescribed time