Charles Gary Atwell
16Patents
7h-index
25Co-inventors
66Inventor score
Filing activity: Nov 27, 1974 → Dec 24, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5875824A | Method and apparatus for high speed delivery of particulate material | Human Necessities | 57 | Expired |
| US5542901A | Vacuum arrangement on combiner | Human Necessities | 27 | Expired |
| US6723033B1 | Method and apparatus for producing particle bearing filter rod | Human Necessities | 25 | Expired |
| US7381175B2 | Compound filter rod making apparatus and process | Human Necessities | 21 | Expired |
| US5221247A | High speed vacuum assisted free flowing material inserter in filter rod manfacture | Human Necessities | 12 | Expired |
| US5322495A | High speed vacuum assisted free flowing material inserter in filter rod manufacture | Human Necessities | 9 | Expired |
| US6123201A | Drum elevator system | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4069930A | Apparatus for handling rod-shaped articles | Human Necessities | 5 | Expired |
| US3967858A | Cigarette filter rod transfer apparatus | Performing Operations; Transporting | 5 | Expired |
| US3995910A | Cigarette filter rod transfer apparatus having rod kinetic energy absorber | Performing Operations; Transporting | 2 | Expired |
| US6368041B1 | Drum elevator system | Emerging Cross-Sectional Technologies | 2 | Expired |
| US8215315B2 | Concentric core tobacco rod maker with air transporter | Human Necessities | 2 | Active |
| US5176606A | Laminated belt for filter rod making apparatus | Human Necessities | 2 | Expired |
| US5199447A | Apparatus for high speed delivery of free flowing material | Human Necessities | 1 | Expired |
| US7517412B2 | Ash and dust removal method | Performing Operations; Transporting | 0 | Active |
| US7146678B2 | Ash and dust removal system | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.