Naohiko Oki
13Patents
8h-index
24Co-inventors
68Inventor score
Filing activity: Mar 11, 1992 → Oct 7, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5891822A | Production process of active carbon used for electrode for organic solvent type electric double layer capacitor | Emerging Cross-Sectional Technologies | 68 | Expired |
| US5877935A | Active carbon used for electrode for organic solvent type electric double layer capacitor | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5591545A | Carbon material and method for producing same | Electricity | 23 | Expired |
| US5725968A | Alkaline ion-absorbing/desorbing carbon material electrode material for secondary battery using the carbon material and lithium secondary battery using the electron material | Emerging Cross-Sectional Technologies | 20 | Expired |
| US6800222B1 | Electrode for electric double-layer capacitor, and slurry for forming the same | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6639786B2 | Cylindrical electric double-layer capacitor | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7061750B2 | Polarizing electrode for electric double layer capacitor and electric double layer capacitor therewith | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7214646B1 | Method for producing activated carbon for electrode of electric double-layer capacitor | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6291069A | Activated carbon for electric double layer capacitor and method of manufacturing same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5273848A | Cathode material for lithium battery and method for producing the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7095604B2 | Electrode for electric double-layer capacitor, and slurry for forming the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5780185A | Cathode materials for lithium batteries and methods for producing the same | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7096131B2 | Method for determining specifications of fuel cell power generation system and fuel cell power generation system | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.