Keisuke Uemura
68Patents
4h-index
51Co-inventors
65Inventor score
Filing activity: Sep 17, 2002 → Mar 10, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9929636B2 | DC power-supply device, motor drive device including the same, and refrigeration-cycle application device including the motor drive device | Emerging Cross-Sectional Technologies | 18 | Active |
| US9431915B2 | Power conversion apparatus and refrigeration air-conditioning apparatus | Emerging Cross-Sectional Technologies | 12 | Active |
| US7192790B2 | Manufacturing method for a semiconductor device | Electricity | 5 | Expired |
| US10281185B2 | Motor driving device, and heat pump device and refrigerating and air conditioning device using the motor driving device | Emerging Cross-Sectional Technologies | 5 | Active |
| US9647604B2 | Power conversion device, motor drive device including power conversion device, air blower and compressor including motor drive device, and air conditioner, refrigerator, and freezer including air blower and compressor | Emerging Cross-Sectional Technologies | 3 | Active |
| US10690370B2 | Indoor equipment and air conditioner | Electricity | 2 | Active |
| US10056826B2 | Direct-current power supply device for controlling at frequency being 3N times frequency of three-phase alternating current and refrigeration-cycle applied device including the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US7129099B2 | Method for manufacturing semiconductor device | Electricity | 2 | Expired |
| US9780717B2 | Power conversion device, motor driving device including power conversion device, blower and compressor including motor driving device, and air conditioner, refrigerator, and freezer including blower and compressor | Emerging Cross-Sectional Technologies | 2 | Active |
| US10581365B2 | Power converting apparatus and heat pump apparatus | Emerging Cross-Sectional Technologies | 2 | Active |
| US7335518B2 | Method for manufacturing semiconductor device | Electricity | 2 | Expired |
| US11005410B2 | Motor driving apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9800077B2 | DC power-supply device and refrigeration-cycle application device including the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US9742267B2 | Power conversion apparatus and refrigeration air-conditioning apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US11264924B2 | Motor driving apparatus and refrigeration cycle equipment | Emerging Cross-Sectional Technologies | 1 | Active |
| US11114970B2 | Motor driver, heat pump system and refrigeration and air conditioning equipment using motor driver | Electricity | 1 | Active |
| US10658967B2 | Motor drive apparatus and air conditioner | Electricity | 1 | Active |
| US9641121B2 | Power conversion device and motor drive device including power conversion device | Electricity | 1 | Active |
| US11368118B2 | Motor driving device and air conditioner | Emerging Cross-Sectional Technologies | 1 | Active |
| US11811332B2 | Direct-current power supply apparatus, motor drive control apparatus, blower, compressor, and air conditioner | Emerging Cross-Sectional Technologies | 1 | Active |
| US11473789B2 | Outdoor unit for a refrigeration cycle apparatus and refrigerating cycle device | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7351595B2 | Method for manufacturing semiconductor device | Physics | 1 | Expired |
| US11159115B2 | Motor driving device and refrigerating air-conditioning device | Electricity | 1 | Active |
| US11804786B2 | Power converting apparatus, motor driving apparatus, and air conditioner | Emerging Cross-Sectional Technologies | 1 | Active |
| US9111951B2 | Semiconductor device | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.