Average Co-Inventor Count = 4.00
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 (4 from 58,131 patents)
4 patents:
1. 8493456 - Video still camera
2. 8139119 - Video still camera
3. 7428017 - Video still camera
4. 6445417 - Video still camera with a lens unit rotation device