Average Co-Inventor Count = 2.90
ph-index = 5
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 58,129 patents)
7 patents:
1. 7529791 - Downloading system
2. 7237001 - Downloading system
3. 6538761 - Computer system
4. 6529946 - Downloading system
5. 5151905 - Data recording method
6. 4599076 - Method of producing discharge display device
7. 4252669 - Luminescent material and method of making the same