Average Co-Inventor Count = 2.77
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. Alpine Electronics, Inc. (3 from 937 patents)
3 patents:
1. 10338382 - In-vehicle display system
2. 9014969 - Guidance system, server, terminal device, and guidance method
3. 8606480 - Vehicle travel amount estimation device and obstacle detection device