Average Co-Inventor Count = 5.26
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 (9 from 58,130 patents)
9 patents:
1. 10171941 - Information processing apparatus, information processing method, program and information processing system
2. 9605973 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system
3. 8972186 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system
4. 8467954 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system
5. 8386165 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system
6. 8010279 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system
7. 7979204 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system
8. 7720596 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system
9. 7130742 - Electronic guide system, contents server for electronic guide system, portable electronic guide device, and information processing method for electronic guide system