Average Co-Inventor Count = 7.87
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 Corporation (1 from 58,130 patents)
2. Sony Electronics Inc (1 from 2,335 patents)
3. Film Language (1 from 1 patent)
2 patents:
1. 6933967 - Color reference system for display monitor
2. 6778252 - Film language