Eric E. Hatfield
23Patents
10h-index
31Co-inventors
75Inventor score
Filing activity: Jan 9, 2003 → Jun 22, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7537065B2 | Angle grinder | Electricity | 59 | Expired |
| US8317350B2 | Power tool with a light for illuminating a workpiece | Electricity | 43 | Active |
| US9318932B2 | Control unit for a power tool | Electricity | 30 | Active |
| US8820955B2 | Power tool with light emitting assembly | Performing Operations; Transporting | 22 | Active |
| US10056806B2 | Stator assembly for a brushless motor in a power tool | Electricity | 21 | Active |
| US9450472B2 | Rotor assembly for brushless motor for a power tool | Electricity | 20 | Active |
| US9352458B2 | Power tool with light for illuminating workpiece | Electricity | 18 | Active |
| US8506108B2 | Power tool with light for illuminating a workpiece | Electricity | 16 | Active |
| US9819241B2 | Stator assembly for a brushless motor in a power tool | Electricity | 16 | Active |
| US7722444B2 | Angle grinder | Electricity | 13 | Active |
| US10523080B2 | Stator assembly for a brushless motor in a power tool | Electricity | 10 | Active |
| US8087977B2 | Angle grinder | Electricity | 8 | Expired |
| US8087976B2 | Trigger assembly for angle grinder | Electricity | 5 | Active |
| US8292700B2 | Angle grinder | Electricity | 4 | Active |
| US11133720B2 | Stator assembly for a brushless motor in a power tool | Electricity | 3 | Active |
| US8716618B2 | Angle grinder | Electricity | 2 | Active |
| US10923989B2 | Brushless motor for a power tool | Electricity | 0 | Active |
| US11894744B2 | Stator assembly for a brushless motor in a power tool | Electricity | 0 | Active |
| US11837934B2 | Stator assembly for a brushless motor in a power tool | Electricity | 0 | Active |
| US11374462B2 | Brushless motor for a power tool | Electricity | 0 | Active |
| US11128194B2 | Stator assembly for a brushless motor in a power tool | Electricity | 0 | Active |
| US12107483B2 | Brushless motor for a power tool | Electricity | 0 | Active |
| US12126234B2 | Stator assembly for a brushless motor in a power tool preliminary class | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.