Derek J. Fletcher
7Patents
2h-index
15Co-inventors
37Inventor score
Filing activity: Jul 8, 2021 → Jan 20, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11603179B2 | Marine propulsion device and methods of making marine propulsion device having impact protection | Performing Operations; Transporting | 11 | Active |
| US11591057B2 | Propulsion devices and methods of making propulsion devices that align propeller blades for marine vessels | Performing Operations; Transporting | 10 | Active |
| US11851150B2 | Propulsion devices with lock devices and methods of making propulsion devices with lock devices for marine vessels | Performing Operations; Transporting | 0 | Active |
| US11866144B2 | Propulsion devices and methods of making propulsion devices that align propeller blades for marine vessels | Performing Operations; Transporting | 0 | Active |
| US11932369B1 | Devices and methods of making devices for coupling propulsors to marine vessels | Performing Operations; Transporting | 0 | Active |
| US11939036B2 | Devices and methods for coupling propulsion devices to marine vessels | Performing Operations; Transporting | 0 | Active |
| US12420900B1 | Marine drives having a retainer for flexible rigging connectors | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.