John D. Gramlich
9Patents
8h-index
29Co-inventors
65Inventor score
Filing activity: Oct 14, 1986 → Nov 18, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4902199A | Universal blower | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5743522A | Document or copy sheet tray sheet set sensor actuator | Performing Operations; Transporting | 18 | Expired |
| US5467182A | Sheet transport for high productivity trayless duplex | Physics | 17 | Expired |
| US4758101A | Bearing mounting | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6010127A | Internal purge for easy jam clearance in copiers/printers | Physics | 15 | Expired |
| US6286827A | High capacity automatic sheet input system for a reproduction apparatus | Performing Operations; Transporting | 15 | Expired |
| US5600426A | Self-aligning, low jam rate idler assembly | Performing Operations; Transporting | 12 | Expired |
| US6129347A | Entrance guide for friction/retard feeding systems | Performing Operations; Transporting | 10 | Expired |
| US6070870A | Integral drive roll bearing assembly | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.