Average Co-Inventor Count = 2.90
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. Industrial Technology Research Institute (3 from 9,144 patents)
3 patents:
1. 8467963 - Map building system, building method and computer readable media thereof
2. 8269624 - Positioning apparatus and method
3. 8180563 - Method for modifying navigation information and navigation apparatus using the same