Naoki Imamura
25Patents
5h-index
42Co-inventors
69Inventor score
Filing activity: Sep 18, 1979 → Apr 20, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6229233A | Motor having worm gear mechanism | Electricity | 28 | Expired |
| US10507899B2 | Motion control device and motion control method for ship | Performing Operations; Transporting | 26 | Active |
| US6707188B2 | Motor having rotational sensor | Electricity | 18 | Expired |
| US7109617B2 | Motor and method for manufacturing motor | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4255051A | Apparatus for emission spectrochemical analysis | Physics | 8 | Expired |
| US4326801A | Method for emission spectrochemical analysis | Physics | 5 | Expired |
| US10048337B2 | Image diagnosis apparatus and power control method of an image diagnosis apparatus | Physics | 3 | Active |
| US5303025A | Emission spectrochemical quantitative analysis method and apparatus | Physics | 2 | Expired |
| US9759790B2 | Magnetic resonance imaging device | Physics | 2 | Active |
| US9383422B2 | Magnetic resonance imaging apparatus and magnetic resonance imaging method | Physics | 2 | Active |
| US7138736B2 | Motor | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8395345B2 | Valve control device | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11378984B2 | Vessel-azimuth control apparatus and azimuth controlling method | Physics | 2 | Active |
| US9989602B2 | Magnetic resonance imaging apparatus and a power control method of a magnetic resonance imaging apparatus | Physics | 1 | Active |
| US11947364B2 | Vessel anti-rolling control apparatus and anti-rolling control method | Performing Operations; Transporting | 1 | Active |
| US11169524B2 | Heading control device and heading control method for ship | Performing Operations; Transporting | 1 | Active |
| US12214854B2 | Vessel azimuth control apparatus and azimuth control method | Performing Operations; Transporting | 1 | Active |
| US12160191B2 | Motor control device, brushless DC motor, actuator, and EGR valve device | Electricity | 0 | Active |
| US12351289B2 | Vessel azimuth control apparatus and azimuth control method | Performing Operations; Transporting | 0 | Active |
| US11098687B2 | Engine starting device | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11260996B2 | Lunar orbiting satellite system, and ground station of lunar orbiting satellite system | Physics | 0 | Active |
| US11463028B2 | Control device and control method for actuator | Electricity | 0 | Active |
| US12269616B2 | Capturing device and spacecraft | Performing Operations; Transporting | 0 | Active |
| US10663539B2 | Magnetic resonance imaging apparatus and method of installing magnetic resonance imaging apparatus | Physics | 0 | Active |
| US9910119B2 | Magnetic resonance imaging apparatus and magnetic resonance imaging method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.