Average Co-Inventor Count = 3.27
ph-index = 3
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. Clarion Co (3 from 1,057 patents)
3 patents:
1. 6600430 - Vehicle wireless data communication system
2. 6147596 - Vehicle-mounted record medium reproducing apparatus
3. 5539713 - Recording-playback device with time dependent eject sequence