Average Co-Inventor Count = 2.00
ph-index = 2
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. Pioneer Design Corporation (2 from 9 patents)
2 patents:
1. 7369939 - Method and apparatus for displaying information for vehicle, and computer product
2. 7324878 - Method and apparatus for displaying information for vehicle, and computer product