Yasunori Matsubara
14Patents
5h-index
21Co-inventors
66Inventor score
Filing activity: Mar 20, 2000 → Mar 14, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6327798A | Snow shoveling machine | Fixed Constructions | 33 | Expired |
| US8002863B2 | Engine air cleaner and device for mounting air cleaner on engine | Emerging Cross-Sectional Technologies | 8 | Active |
| US8113376B2 | Static electricity discharge tank cap | Emerging Cross-Sectional Technologies | 8 | Active |
| US6698611B2 | Tank cap | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7849837B2 | Vaporized fuel processing device in work machine | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US9162564B2 | Fuel tank | Emerging Cross-Sectional Technologies | 5 | Active |
| US7757670B2 | Fuel supply system for general purpose engine | Emerging Cross-Sectional Technologies | 2 | Active |
| US7690346B2 | Carburetor mounting structure | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7594946B2 | Air-cleaner filter material for internal combustion engine and air-cleaner element | Performing Operations; Transporting | 1 | Active |
| US9789579B2 | Apparatus for detecting rammer tip-over | Emerging Cross-Sectional Technologies | 1 | Active |
| US8156803B2 | Liquid level detection apparatus for engine oil | Physics | 0 | Active |
| US12055088B2 | Internal combustion engine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11085394B2 | Engine | Human Necessities | 0 | Active |
| US11772485B2 | Engine and work machine | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.