Average Co-Inventor Count = 2.11
ph-index = 16
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. Matsushita Electric Works, Ltd. (30 from 1,623 patents)
30 patents:
1. D551044 - Electric drill driver
2. D548352 - Electric massager
3. D548353 - Electric massager
4. D545759 - Battery
5. D541214 - Charger
6. D539733 - Charger
7. D537946 - Blood pressure monitor
8. D536891 - Electric massaging chair
9. D535028 - Blood pressure monitor
10. D533666 - Blood pressure monitor
11. D533422 - Electric drill driver
12. D533279 - Blood pressure monitor
13. D525710 - Blood pressure monitor
14. D502607 - Electric massaging chair
15. D477415 - Massaging apparatus