Charles E. Smith
20Patents
13h-index
26Co-inventors
81Inventor score
Filing activity: Dec 22, 1978 → Jul 25, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5087246A | Dilation catheter with fluted balloon | Human Necessities | 304 | Expired |
| US7451852B2 | Vehicle sobriety interlock system with personal identification element | Performing Operations; Transporting | 80 | Active |
| US7204335B2 | Vehicle sobriety interlock device | Physics | 52 | Expired |
| US4782363A | Copying system for on-line finishing | Physics | 44 | Expired |
| US4786041A | Document handler jam clearance and job recovery system | Physics | 38 | Expired |
| US4586640A | Printing machine finishing station | Performing Operations; Transporting | 25 | Expired |
| US4561772A | Recirculative document duplex copying | Physics | 24 | Expired |
| US6133932A | Method and apparatus for adjusting a line synchronization signal in response to photoreceptor motion | Electricity | 22 | Expired |
| US4989853A | Apparatus for offsetting sheets | Performing Operations; Transporting | 21 | Expired |
| US5816498A | Ozonation system for agricultural crop and field sprayer | Human Necessities | 18 | Expired |
| US4712325A | Fishing lure | Human Necessities | 18 | Expired |
| US6299042A | Touring bag support for motorcycles | Performing Operations; Transporting | 15 | Expired |
| US6010127A | Internal purge for easy jam clearance in copiers/printers | Physics | 15 | Expired |
| US4926220A | Dual mode set delivery apparatus | Physics | 12 | Expired |
| US5493374A | Apparatus for controlling sheet velocity | Physics | 10 | Expired |
| USD380117S | Wall-mounted storage and play unit for toy vehicles | General | 9 | Expired |
| US5258818A | Photocopier with duplex tray save after jam | Physics | 7 | Expired |
| US5044619A | Control of pre-ordered stock | Physics | 5 | Expired |
| US4273544A | Aquatic recreational vehicles | Performing Operations; Transporting | 3 | Expired |
| US9651719B2 | Aperture for night vision goggles for use in aircraft simulator or other simulators | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.