Average Co-Inventor Count = 2.68
ph-index = 3
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. Sony Corporation (4 from 58,129 patents)
2. Sony Interactive Entertainment Inc. (1 from 3,048 patents)
5 patents:
1. 10268291 - Information processing device, information processing method, program, and information storage medium
2. 8791956 - Navigation device and map scroll processing method
3. 7970541 - Navigation device and map scroll processing method
4. 7552011 - Map display apparatus and map display method
5. 7538780 - Drawing processing apparatus, display apparatus, drawing processing method and navigation apparatus