Average Co-Inventor Count = 3.02
ph-index = 6
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 (15 from 58,129 patents)
2. Justsystem Corporation (2 from 35 patents)
15 patents:
1. RE44954 - Audio transmission, recording and reproducing system
2. RE42701 - Audio transmission, recording and reproducing system
3. RE41544 - Audio transmission, recording and reproducing system
4. RE41256 - Audio transmission, recording and reproducing system
5. RE41009 - Audio transmission, recording and reproducing system
6. 7603686 - Information processing method and apparatus and recording medium
7. 7477231 - Information display input device and information display input method, and information processing device
8. 7420959 - Telephone apparatus used for computer network telephone system
9. 7337228 - Information processing method and apparatus and recording medium for controlling and simplifying a sign-up operation of an apparatus over a network
10. 6973302 - Information processing terminal
11. 6188677 - Telephone apparatus used for computer network telephone system
12. 6108329 - Telephone apparatus used for computer network telephone system
13. 6014687 - System for audio communication between two terminals connected to the
14. 5991291 - Server of a computer network telephone system
15. 5870710 - Audio transmission, recording and reproducing system