Average Co-Inventor Count = 3.00
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. Clarion Co (2 from 1,057 patents)
2 patents:
1. 6147596 - Vehicle-mounted record medium reproducing apparatus
2. 4466085 - Tape reproducing apparatus combined with a radio set