Average Co-Inventor Count = 2.40
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 Corporation (4 from 58,131 patents)
4 patents:
1. 7125271 - Storage medium convey apparatus and convey method with ejection apparatus
2. 6691920 - Recording and/or reproducing device and method for loading storage medium
3. 6271984 - Recording and/or reproducing apparatus
4. 6208607 - Disk loading apparatus with interlocked shutter mechanism, elevator mechanism and eject mechanism