Average Co-Inventor Count = 3.20
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 Interactive Entertainment Inc. (2 from 3,052 patents)
2. Sony Interactive Entertainment Europe Limited (2 from 70 patents)
4 patents:
1. 11321893 - Simulation method and system
2. 10943382 - Virtual reality
3. 10733781 - Virtual reality
4. 10559110 - Virtual reality