Average Co-Inventor Count = 2.16
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. Other (3 from 832,843 patents)
2. Spectra Logic Corporation (3 from 149 patents)
3. Sony Electronics Inc (2 from 2,335 patents)
4. Sony Corporation (1 from 58,130 patents)
5. Sony Corporation, Japan (1 from 1 patent)
8 patents:
1. 7685613 - Combination storage extracting and biasing system
2. 7446971 - Expandable magazine-based library
3. 7227715 - Magazine-based data cartridge library
4. 7184239 - Alignment system method and apparatus for multi-unit storage systems
5. 5907529 - Translation and rotation mechanism for cartridge loading
6. 5517473 - Translation and rotation mechanism for cartridge loading
7. 4155042 - Disaster alert system
8. 4153881 - Early flood warning system