Average Co-Inventor Count = 3.92
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 58,130 patents)
7 patents:
1. 7551220 - Image recording/reproducing device with dual-operated switch depending upon orientation of the device
2. 7310236 - Electronic device
3. 5822001 - Battery loading mechanism for a video camera-recorder
4. 5539463 - Cassette eject mechanism, battery loading mechanism and mechanical
5. 5530476 - Mechanical chassis supporting mechanism for recording and/or reproducing
6. 5306172 - Video tape recorder having built-in camera detachable hand grip member
7. 5157512 - Video tape recorder having built-in camera detachable hand grip member