Average Co-Inventor Count = 2.43
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. Alpine Electronics, Inc. (4 from 937 patents)
4 patents:
1. 9074907 - Navigation method and system for selecting and visiting scenic places on selected scenic byway
2. 8862401 - Method and apparatus for searching polygon object through map database of navigation system
3. 8606612 - Method and apparatus for improving efficiency in event information exchange among parties of event
4. 8249805 - Automatic updating of favorite places for navigation system upon change of home address