Chad A. Hickman
16Patents
7h-index
12Co-inventors
63Inventor score
Filing activity: Feb 28, 2000 → Oct 12, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7497486B1 | Multifunction mortise lock | Emerging Cross-Sectional Technologies | 49 | Expired |
| USD855053S1 | Biometrics acquisition device | General | 23 | Active |
| US9316022B2 | Lock assembly having lock position sensor | Emerging Cross-Sectional Technologies | 16 | Active |
| USD430786S | End cap for a door exit device push pad | General | 14 | Expired |
| USD433307S | Push pad | General | 12 | Expired |
| US9273489B2 | Lock assembly having motor inside interior operator handle | Emerging Cross-Sectional Technologies | 9 | Active |
| US9027372B2 | Lock assembly having secured setscrew configuration to prevent unauthorized handle removal | Emerging Cross-Sectional Technologies | 8 | Active |
| US8690203B1 | Mortise lock with lockable handles | Emerging Cross-Sectional Technologies | 7 | Active |
| US10975595B2 | Automatic connecting system with heat-activated release | Fixed Constructions | 3 | Active |
| US10329820B2 | Spring adjustment indicator for a door closure | Fixed Constructions | 2 | Active |
| US9290964B2 | Lock assembly having fire resistant spindle linkage | Emerging Cross-Sectional Technologies | 2 | Active |
| US10738514B2 | Anti-friction latchbolt | Emerging Cross-Sectional Technologies | 2 | Active |
| US10196843B2 | Anti-friction latchbolt | Emerging Cross-Sectional Technologies | 2 | Active |
| US9290965B2 | Lock assembly having quick release double fire plate | Emerging Cross-Sectional Technologies | 1 | Active |
| US11821237B2 | Cylindrical lever locking system | Fixed Constructions | 0 | Active |
| US11952801B2 | Electro-mechanical lock core with a cam member tailpiece | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.