Average Co-Inventor Count = 3.00
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. Kddi Corporation (1 from 446 patents)
1 patent:
1. 11237015 - Map information transmission device for transmitting objects for display superimposed on map, map display device, and method