Average Co-Inventor Count = 1.83
ph-index = 1
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 (2 from 58,130 patents)
2 patents:
1. 7884873 - Image pickup device having a display for displaying operation key image data representing operation keys and supplying image data including an operation menu to an external display device when connected to the external display device
2. 7574129 - Imaging apparatus