Masayoshi Okumi
10Patents
2h-index
17Co-inventors
47Inventor score
Filing activity: Feb 24, 2011 → Feb 28, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9364906B2 | Power tool with high-speed electric motor | Performing Operations; Transporting | 15 | Active |
| US8739418B2 | Engine-driven cutter | Emerging Cross-Sectional Technologies | 2 | Active |
| US8683706B2 | Engine-driven cutter | Emerging Cross-Sectional Technologies | 1 | Active |
| US11641120B2 | Battery mount device | Emerging Cross-Sectional Technologies | 1 | Active |
| US8793885B2 | Engine driven cutter | Performing Operations; Transporting | 1 | Active |
| US9278444B2 | Handheld work machine | Performing Operations; Transporting | 0 | Active |
| US9115645B2 | Engine-driven cutter | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12097601B2 | Working machine | Emerging Cross-Sectional Technologies | 0 | Active |
| US12390918B2 | Electric working machine | Performing Operations; Transporting | 0 | Active |
| US8595944B2 | Engine-driven cutter | General | 0 | Revoked |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.