Average Co-Inventor Count = 2.67
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. Hitachi Automotive Systems, Ltd. (3 from 2,028 patents)
2. Hitachi, Ltd. (1 from 42,496 patents)
4 patents:
1. 11137993 - Imaging device
2. 10210400 - External-environment-recognizing apparatus
3. 10152890 - On-vehicle camera device
4. 8170286 - Image processing apparatus, image processing method and image processing system