Average Co-Inventor Count = 3.70
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 (5 from 58,129 patents)
5 patents:
1. 8619040 - Electronic apparatus
2. 8491209 - Keyboard apparatus, electronic apparatus, and method of producing the keyboard apparatus
3. 7929287 - Electronic apparatus
4. 7478789 - Pivoting mechanism for stand and electronic apparatus
5. 6822851 - Electronic device