Average Co-Inventor Count = 2.86
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 Interactive Entertainment Inc. (4 from 3,057 patents)
2. Sony Interactive Entertainment Europe Limited (70 patents)
4 patents:
1. 11202004 - Head-mountable display system
2. 10757325 - Head-mountable display system
3. 10129955 - Light source identification apparatus and method
4. 9547473 - Data processing