Nobuhiro Furukawa
29Patents
14h-index
40Co-inventors
77Inventor score
Filing activity: Jun 15, 1981 → Nov 23, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4731311A | Electrically conductive material and secondary battery using the electrically conductive material | Emerging Cross-Sectional Technologies | 44 | Expired |
| US5294499A | Non-aqueous secondary cell | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4820599A | Non-aqueous electrolyte type secondary cell | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4636445A | Metal/hydrogen alkaline storage battery | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4758484A | Non-aqueous secondary cell | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5112704A | Non-aqueous electrolyte cell | Electricity | 25 | Expired |
| US4378414A | Zinc alkaline secondary battery | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4795687A | Electrically conductive material and a process for the preparation of same and secondary battery using the electrically conductive material | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5008164A | Hydrogen-absorbing alloy electrode | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5686138A | Lithium secondary battery | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4904552A | Non-aqueous secondary cell | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5019949A | Solid electrolytic capacitor | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5882818A | Lithium secondary battery | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4427751A | Alkaline battery | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5043233A | Hydrogen-absorbing alloy electrode for use in an alkaline storage cell and its manufacturing method | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4840858A | Secondary cell | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4680240A | Method for starting fuel cell power systems | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5993997A | Lithium secondary battery | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5277998A | Hydrogen-absorbing alloy electrode | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5290509A | Multiphase hydrogen-absorbing alloy electrode for an alkaline storage cell | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4913879A | Hydrogen absorbing modified ZrMn.sub.2 -type alloys | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4939049A | Non-aqueous electrolyte cell and method of producing the same | Electricity | 6 | Expired |
| US5378561A | Secondary cell | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4956248A | Non-aqueous secondary cell | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6143213A | Secondary cell and the producing method thereof | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.