Toyoki Fujihara
31Patents
5h-index
42Co-inventors
69Inventor score
Filing activity: Apr 9, 2002 → Jul 27, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7416813B2 | Lithium secondary battery | Emerging Cross-Sectional Technologies | 50 | Active |
| US7452631B2 | Non-aqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 37 | Active |
| US7544443B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 25 | Active |
| US6887623B2 | Electrode for rechargeable lithium battery and rechargeable lithium battery | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7147971B2 | Electrode for rechargeable lithium battery and rechargeable lithium battery | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7871728B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 4 | Active |
| US7344802B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7867654B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 2 | Active |
| US9450269B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US7585592B2 | Positive electrode and nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US7455932B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 1 | Expired |
| US10431827B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US10276890B2 | Nonaqueous electrolyte secondary battery and method for manufacturing the same | Emerging Cross-Sectional Technologies | 1 | Active |
| US10985400B2 | Nonaqueous electrolyte secondary battery and method for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9391343B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US9203115B2 | Method of manufacturing nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10217973B2 | Prismatic secondary battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10079386B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US9577245B2 | Non-aqueous electrolyte secondary cell containing negative active material including scaly graphite particles and graphite particles coated with amorphous carbon particles and amorphous carbon layer and method of manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9406924B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US8852769B2 | Nonaqueous electrolyte secondary battery and method for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US12136698B2 | Non-aqueous electrolyte secondary battery and method for manufacturing same | Emerging Cross-Sectional Technologies | 0 | Active |
| US9231245B2 | Positive electrode plate for nonaqueous electrolyte secondary battery, method for manufacturing the positive electrode plate, nonaqueous electrolyte secondary battery, and method for manufacturing the battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10593922B2 | Battery pack | Emerging Cross-Sectional Technologies | 0 | Active |
| US10892467B2 | Nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.