Average Co-Inventor Count = 1.89
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 (3 from 58,130 patents)
3 patents:
1. 7884970 - Information processing apparatus and method, recording medium and program
2. 6658527 - Recording and/or reproduction apparatus and data communication system with display of main and auxiliary data recorded capacity information
3. 6097557 - Method and apparatus for recording compressed audio data on recording