Average Co-Inventor Count = 7.50
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 Electronics Inc (2 from 2,335 patents)
2. Sony Corportion (1 from 21 patents)
2 patents:
1. 6426779 - Method and apparatus for providing favorite station and programming information in a multiple station broadcast system
2. 6163345 - Method and apparatus for providing station and programming information