Average Co-Inventor Count = 3.12
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 58,131 patents)
4 patents:
1. 8190993 - Menu selection using a rotating dial and button
2. 7895274 - Information processing apparatus and program for providing image data to a terminal
3. 7809793 - Information transmission system by collaborative filtering, information processing apparatus for use with information processing system and program for use with information processing apparatus
4. 6487612 - Information processing apparatus, information processing method, and recording medium