Robert A. Usselman
25Patents
13h-index
57Co-inventors
80Inventor score
Filing activity: Jan 14, 2003 → Jun 27, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7551411B2 | Control and protection methodologies for a motor control module | Emerging Cross-Sectional Technologies | 78 | Active |
| US7506694B2 | Rotary tool | Performing Operations; Transporting | 54 | Expired |
| US8159078B2 | Portable power driven equipment with internal combustion engine combined battery charging and starting circuit where the battery is a removable battery pack | Mechanical Engineering; Lighting; Heating | 45 | Active |
| US7817384B2 | Control and protection methodologies for a motor control module | Emerging Cross-Sectional Technologies | 40 | Active |
| US9028088B2 | Lighted power tool | Electricity | 36 | Active |
| US6833685B2 | Battery charger with standby mode | Emerging Cross-Sectional Technologies | 34 | Expired |
| US8319357B2 | Starter system for portable internal combustion engine electric generators using a portable universal battery pack | Mechanical Engineering; Lighting; Heating | 21 | Active |
| US8225978B2 | Multistage solenoid fastening tool with decreased energy consumption and increased driving force | Performing Operations; Transporting | 18 | Active |
| US9644837B2 | Lighted power tool | Electricity | 18 | Active |
| US9108285B2 | Cord clamp current sensor for dust collector | Physics | 17 | Active |
| US8087472B2 | Vibration dampening system for a power tool and in particular for a powered hammer | Performing Operations; Transporting | 16 | Active |
| US8476853B2 | Redundant overspeed protection for power tools | Electricity | 15 | Active |
| US7446493B2 | Control methodologies for a motor control module | Electricity | 14 | Active |
| US9698621B2 | Portable power driven equipment with internal combustion engine combined battery charging and starting circuit where the battery is a removable battery pack | Mechanical Engineering; Lighting; Heating | 12 | Active |
| US7221124B2 | Battery charger with protection circuitry | Electricity | 12 | Expired |
| US9614466B2 | Electronic braking for a universal motor in a power tool | Electricity | 9 | Active |
| US9464893B2 | Level, plumb, and perpendicularity indicator for power tool | Performing Operations; Transporting | 8 | Active |
| US10543588B2 | Lighted power tool | Electricity | 7 | Active |
| US6859013B2 | Battery charger with protection circuitry | Electricity | 5 | Expired |
| US8353435B2 | Multistage solenoid fastening tool with decreased energy consumption and increased driving force | Performing Operations; Transporting | 4 | Active |
| US7112942B2 | Battery charger with protection circuitry | Electricity | 3 | Expired |
| US10870216B2 | Table saws having integrated control systems | Emerging Cross-Sectional Technologies | 2 | Active |
| US10710220B2 | Waveform shaping in power tool powered by alternating-current power supply | Electricity | 2 | Active |
| US9993936B2 | Chop saw with improved storage mode | Performing Operations; Transporting | 1 | Active |
| US11173584B2 | Waveform shaping in power tool powered by alternating-current power supply | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.