Yasuhiko Ohsawa
51Patents
7h-index
73Co-inventors
75Inventor score
Filing activity: May 27, 1987 → Jan 23, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7264902B2 | Battery system with excellent controllability for temperature | Emerging Cross-Sectional Technologies | 51 | Expired |
| US7138208B2 | Rechargeable lithium ion battery | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6613479B2 | Positive electrode material and battery for nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6623890B2 | Positive electrode material and battery for nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6284404A | Battery and gas effluent system therefor | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5620071A | Electrically controlled force transmitting method and electrically controlled force transmitting apparatus | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US8778539B2 | Secondary battery electrode, and secondary battery using the same | Emerging Cross-Sectional Technologies | 7 | Active |
| US6613478B2 | Positive electrode material and cell for nonaqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4786715A | Electrochromic polymer comprising N,N'-diphenyl-N,N'-diphenylene-phenylene diamine units | Electricity | 5 | Expired |
| US5099356A | Electrochromic device with an electrolyte comprising a lithium salt and a sodium salt | Physics | 5 | Expired |
| US8916295B2 | Positive electrode active material for lithium ion secondary battery | Emerging Cross-Sectional Technologies | 5 | Active |
| US6761997B2 | Positive electrode material and battery for nonaquous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6489053B1 | Multilayer battery cell and method of producing same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9496065B2 | Positive electrode active material for electric device, positive electrode for electric device, and electric device | Emerging Cross-Sectional Technologies | 3 | Active |
| US9755280B2 | Secondary battery control device and SOC detection method | Emerging Cross-Sectional Technologies | 2 | Active |
| US10511004B2 | Non-aqueous electrolyte secondary battery | Emerging Cross-Sectional Technologies | 2 | Active |
| US10122231B2 | Rotor and rotary electric machine | Electricity | 2 | Active |
| US9466855B2 | Additive for sodium ion secondary battery and sodium ion secondary battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US7364816B2 | Laminate type battery and method for manufacturing the same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US8603369B2 | Positive electrode material for electrical device, and electrical device produced using same | Emerging Cross-Sectional Technologies | 1 | Active |
| US11211596B2 | Method for manufacturing electrode active material molding for lithium-ion battery and method for manufacturing lithium-ion battery | Emerging Cross-Sectional Technologies | 1 | Active |
| US10431851B2 | Non-aqueous electrolyte secondary battery and method for manufacturing the same | Emerging Cross-Sectional Technologies | 0 | Active |
| US10957908B2 | Electrode for lithium ion battery, lithium ion battery, and method for producing electrode for lithium ion battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US11380901B2 | Resin current collector, multilayer current collector and lithium ion battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10256473B2 | Positive electrode for lithium battery | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.