Average Co-Inventor Count = 3.80
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 Computer Entertainment Inc. (7 from 1,799 patents)
2. Sony Corporation (6 from 58,129 patents)
3. Sony Interactive Entertainment Inc. (2 from 3,048 patents)
9 patents:
1. 9398417 - Communication system, communication method, program and information storage medium
2. 9351108 - Information processing system, information processing terminal, information processing method, program, and information storage medium
3. 9228852 - Information processing device, display control method, a program, and an information storage medium
4. 9220019 - Communication system, communication method, program and information storage medium
5. 8983777 - Information processing device, display control method, a program, and an information storage medium
6. 8655376 - Methods and apparatus for transmitting position information among user terminals
7. 7690988 - Information processing method
8. 7052397 - Entertainment system, recording medium and entertainment apparatus
9. 6599196 - Controllers with selectable force feedback