Average Co-Inventor Count = 3.33
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. Sony Corporation (3 from 58,130 patents)
3 patents:
1. 7840907 - Information processing apparatus, information processing method, and program thereof
2. 7802178 - Information display apparatus, information display method, information display program, graphical user interface, music reproduction apparatus, and music reproduction program
3. 7734612 - Information search apparatus, information search method, information search program, and graphical user interface