Akiko Fujino
10Patents
8h-index
15Co-inventors
61Inventor score
Filing activity: Feb 20, 2002 → Apr 26, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7396612B2 | Lithium ion secondary battery | Emerging Cross-Sectional Technologies | 54 | Expired |
| US7758998B2 | Lithium ion secondary battery | Emerging Cross-Sectional Technologies | 46 | Active |
| US7754377B2 | Lithium ion secondary battery | Emerging Cross-Sectional Technologies | 40 | Active |
| US7745042B2 | Lithium ion secondary battery | Emerging Cross-Sectional Technologies | 40 | Active |
| US7816038B2 | Lithium ion secondary battery and method for producing the same | Emerging Cross-Sectional Technologies | 39 | Active |
| US7252689B2 | Method for fabricating lithium ion secondary battery | Emerging Cross-Sectional Technologies | 29 | Expired |
| US8211574B2 | Lithium ion secondary battery | Emerging Cross-Sectional Technologies | 9 | Active |
| US7435507B2 | Lithium ion secondary battery and method for manufacturing the same | Emerging Cross-Sectional Technologies | 8 | Active |
| US7931983B2 | Lithium ion secondary battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US6893778B2 | Lithium polymer cell | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.