Mikitaka Tamai
27Patents
15h-index
24Co-inventors
81Inventor score
Filing activity: Aug 26, 1993 → Apr 22, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5442274A | Rechargeable battery charging method | Emerging Cross-Sectional Technologies | 280 | Expired |
| US6492058B1 | Battery pack | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5477124A | Circuit to prevent excessive rechargeable battery discharge | Emerging Cross-Sectional Technologies | 53 | Expired |
| US5477130A | Battery pack with short circuit protection | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5747969A | Method of charging a rechargeable battery with pulses of a predetermined amount of charge | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5557192A | Charging apparatus with a compensation circuit | Electricity | 50 | Expired |
| US6605922B2 | Battery pack provided with authentication circuitry | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5828202A | Battery apparatus | Electricity | 33 | Expired |
| US5637979A | Rechargeable battery charging method and apparatus | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5585994A | Battery over-current protection circuit | Electricity | 24 | Expired |
| US9030167B2 | Power source apparatus | Emerging Cross-Sectional Technologies | 20 | Active |
| US5705911A | Charging circuit | Electricity | 18 | Expired |
| US7408325B2 | Battery charging method | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5606240A | Battery charger | Electricity | 17 | Expired |
| US5898293A | Method of preventing battery over-discharge and a battery pack with a battery over-discharge prevention circuit | Electricity | 16 | Expired |
| US6975095B2 | Remaining battery capacity computation system | Emerging Cross-Sectional Technologies | 15 | Expired |
| US7974796B2 | Fully-charged battery capacity detection method | Physics | 12 | Active |
| US5397974A | Rechargeable battery overdischarge prevention circuit | Electricity | 12 | Expired |
| US5764033A | Rechargeable battery protection circuit | Electricity | 10 | Expired |
| US5640080A | Secondary battery charger | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7396600B2 | Battery pack | Emerging Cross-Sectional Technologies | 5 | Expired |
| US9088165B2 | Contactless method of supplying power | Electricity | 3 | Active |
| US7528578B2 | Power supply apparatus | Electricity | 3 | Expired |
| US6064184A | Charging circuit for charging a rechargeable battery and for preventing consumption of rechargeable battery power by the charging circuit | Electricity | 2 | Expired |
| US7642007B2 | Battery pack and its method of manufacture | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.