Darrin Johnson
12Patents
5h-index
2Co-inventors
48Inventor score
Filing activity: Jan 17, 2013 → Nov 17, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD706452S1 | Stair rail | General | 23 | Active |
| USD706451S1 | Handrail | General | 21 | Active |
| USD706448S1 | Handrail | General | 14 | Active |
| USD706449S1 | Handrail | General | 12 | Active |
| USD706450S1 | Handrail | General | 9 | Active |
| USRE46895E1 | Handrail | General | 5 | Active |
| USD787626S1 | AR-15 cartridge deflector | General | 3 | Active |
| USRE47041E1 | Handrail | General | 3 | Active |
| US9664468B1 | Control of ejected firearm shells | Mechanical Engineering; Lighting; Heating | 2 | Active |
| USRE46894E1 | Handrail | General | 0 | Active |
| USRE47795E1 | Handrail | General | 0 | Active |
| USRE47549E1 | Handrail | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.