Average Co-Inventor Count = 2.13
ph-index = 26
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. Sanyo Electric Co., Ltd. (49 from 8,776 patents)
51 patents:
1. D697865 - Battery
2. D673110 - Adapter for charging
3. D673316 - Hand-held light
4. D665732 - Battery
5. D659087 - Battery charger with solar-cell
6. D657305 - Battery charger with solar-cell
7. D656096 - Adapter for charging
8. D656092 - Battery case with charging function
9. D656093 - Battery case with charging function
10. D656097 - Charger
11. D653613 - Battery charger
12. D652376 - Light with a solar battery
13. D652373 - Portable solar battery
14. D647048 - Solar battery
15. D645816 - Battery charger