John Day
6Patents
5h-index
7Co-inventors
56Inventor score
Filing activity: Dec 22, 1975 → Aug 5, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4053056A | Cigarette package inspection apparatus | Performing Operations; Transporting | 49 | Expired |
| US4202271A | Safe and arm device | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4032032A | Flame guard anti-rotation device | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4171663A | Tension fracture fitting in missile separation thruster | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US4032092A | Ramp with integral toes | Performing Operations; Transporting | 6 | Expired |
| US8002266B2 | Pickoff mechanism for mail feeder | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.