Average Co-Inventor Count = 6.29
ph-index = 12
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. Hitachi, Ltd. (20 from 42,517 patents)
2. Japan Aviation Electronics Industry, Limited (2,147 patents)
20 patents:
1. D733135 - Magnetic disk storage unit for electronic computer
2. D733134 - Magnetic disk storage unit for electronic computer
3. D730894 - Magnetic disc storage unit for electronic computer
4. D690694 - Magnetic disk storage unit for electronic computer
5. D650383 - Magnetic disc storage unit for electronic computer
6. D479230 - Computer
7. D460886 - Front panel of a storage unit
8. D444148 - Computer housing
9. D440564 - Magnetic disc storage unit for electronic computer
10. D432534 - Computer
11. D427191 - Computer housing
12. 5796580 - Air-cooled information processing apparatus having cooling air fan,
13. D394246 - Computer housing
14. D389464 - Computer
15. D374965 - ATM communication apparatus