Yuichi Murai
12Patents
8h-index
14Co-inventors
69Inventor score
Filing activity: Mar 22, 1996 → Apr 30, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5833469A | Method of operating a karaoke network system with system program distribution and karaoke network system | Physics | 37 | Expired |
| US5824934A | Karaoke system including host apparatus that downloads information file based on list of necessary information files | Physics | 36 | Expired |
| USD550826S1 | Air purifier | General | 27 | Expired |
| US5890910A | Method of managing information files in a communication karaoke apparatus and a communication karaoke apparatus | Physics | 21 | Expired |
| US6789491B2 | Friction reducing ship and method for reducing frictional resistance | Emerging Cross-Sectional Technologies | 15 | Expired |
| USD537157S1 | Air cleaner | General | 13 | Expired |
| USD529156S1 | Air conditioner | General | 11 | Expired |
| USD536433S1 | Air cleaner | General | 11 | Expired |
| US10157468B2 | Object detection device, object detection method, and object detection system | Physics | 2 | Active |
| US7500837B2 | Small size gear pump | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US9721154B2 | Object detection apparatus, object detection method, and object detection system | Physics | 0 | Active |
| US8401805B2 | Ultrasonic multiphase flowmeter, ultrasonic multiphase flow rate measurement program, and multiphase flow rate measurement method using ultrasonic wave | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.