Average Co-Inventor Count = 3.09
ph-index = 4
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 Computer Entertainment Inc. (5 from 1,799 patents)
2. Matsushita Electric Industrial Co., Ltd. (3 from 27,375 patents)
3. Sony Corporation (2 from 58,132 patents)
4. Sony Interactive Entertainment Inc. (1 from 3,081 patents)
9 patents:
1. 10143929 - Portable electronic device
2. 9207718 - Portable electronic device
3. 8672767 - Portable electronic device
4. 8105169 - Portable electronic device
5. 7753200 - Disk containing body and information providing body
6. 7625286 - Electronic device and a game controller
7. 6944429 - Portable terminal device
8. 6718188 - Mobile wireless apparatus
9. 6326928 - Antenna fixing method and device