Average Co-Inventor Count = 2.15
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 (7 from 58,132 patents)
7 patents:
1. D1032683 - Windjammer for camera
2. D958863 - Camera with a windjammer
3. D938903 - Rechargeable battery
4. 10810776 - Image processing device and image processing method
5. D789327 - Earphone
6. D732014 - Audio player
7. D729776 - Earphone