Yoshitaka Nagao
26Patents
15h-index
27Co-inventors
81Inventor score
Filing activity: Apr 24, 1996 → Jun 20, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5892354A | Voltage control apparatus and method for power supply | Emerging Cross-Sectional Technologies | 312 | Expired |
| US5869956A | Solar power generation apparatus and power control device therefor | Emerging Cross-Sectional Technologies | 303 | Expired |
| US6590793B1 | Electric power supplying apparatus using unstable electric power supply and control method therefor | Emerging Cross-Sectional Technologies | 278 | Expired |
| US6050779A | Conveying apparatus using unstable electric power supply | Mechanical Engineering; Lighting; Heating | 229 | Expired |
| US6093884A | Solar cell module, solar cell array having the module, power generation apparatus using the array, and inspection method and construction method of the apparatus | Emerging Cross-Sectional Technologies | 186 | Expired |
| US6576830B2 | Solar cell roof structure, construction method thereof, photovoltaic power generating apparatus, and building | Emerging Cross-Sectional Technologies | 159 | Expired |
| US6670541B2 | Solar battery, solar generating apparatus, and building | Emerging Cross-Sectional Technologies | 79 | Expired |
| US6606830B2 | Solar cell-bearing roof and method for installing solar cell-bearing roof | Emerging Cross-Sectional Technologies | 70 | Expired |
| US6331671A | Installation structure of solar cell module array, installation method of solar cell module, and sunlight power generation system | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6307144A | Solar cell module, solar cell array and sunlight power generation apparatus | Emerging Cross-Sectional Technologies | 52 | Expired |
| US6051954A | Charge control apparatus | Emerging Cross-Sectional Technologies | 41 | Expired |
| US6546535B1 | Processing method and apparatus for designing installation layout of solar cell modules in photovoltaic power generation system and computer program product storing the processing method | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5986354A | DC source system with solar cell, and its operation method | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6437235B1 | Solar cell module, solar cell-bearing roof and solar cell power generation system | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6770986B2 | Power converter, power generating apparatus and plug | Electricity | 16 | Expired |
| US10970551B2 | Control apparatus and control method for determining relation of persons included in an image, and storage medium storing a program therefor | Physics | 7 | Active |
| US5939972A | Positive temperature characteristic thermistor and thermistor element | Electricity | 7 | Expired |
| US6432558B1 | Semiconductor ceramic and semiconductor ceramic device | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6522238B2 | Semiconductor ceramic and positive-temperature-coefficient thermistor | Electricity | 3 | Expired |
| US10841481B2 | Control apparatus, method of controlling the same and program | Electricity | 1 | Active |
| US10755109B2 | Monitoring system, monitoring method, and non-transitory computer-readable storage medium | Physics | 0 | Active |
| US7605352B2 | Method for sorting positive temperature coefficient (PTC) elements | Electricity | 0 | Active |
| US10372989B2 | Control apparatus and control method for determining relation of persons included in an image, and storage medium storing a program therefor | Physics | 0 | Active |
| US10290162B2 | Information processing apparatus, information processing method, and storage medium | Physics | 0 | Active |
| US10902639B2 | Information processing apparatus, information processing method, and program | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.