Average Co-Inventor Count = 1.50
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 (4 from 58,129 patents)
4 patents:
1. D897357 - Display panel or screen with graphical user interface
2. D830341 - Wearable speaker
3. D794649 - Display panel or screen with animated graphical user interface
4. D632644 - Battery charger