Inventor · disambiguated record
Charles Gary Atwell
Also filed as: ATWELL CHARLES G · ATWELL CHARLES GARY
16 granted patents·3 pending applications·346 citations·filing 1974–2008
94Inventor score
Top patents by PatentIndex Score
19 records- 0185US6723033B1Method and apparatus for producing particle bearing filter rodPHILIP MORRIS INC·Filed 2000·Granted Apr 20, 2004·51 cites·29 claims
- 0282US5875824AMethod and apparatus for high speed delivery of particulate materialFiled 1996·Granted Mar 2, 1999·119 cites·18 claims
- 0376US7381175B2Compound filter rod making apparatus and processPHILIP MORRIS USA INC·Filed 2004·Granted Jun 3, 2008·31 cites·10 claims
- 0467US6368041B1Drum elevator systemPHILIP MORRIS INC·Filed 2000·Granted Apr 9, 2002·11 cites·2 claims
- 0564US5542901AVacuum arrangement on combinerPHILIP MORRIS INC·Filed 1994·Granted Aug 6, 1996·43 cites·12 claims
- 0663US8215315B2Concentric core tobacco rod maker with air transporterATWELL CHARLES G·Filed 2008·Granted Jul 10, 2012·2 cites·7 claims
- 0757US5221247AHigh speed vacuum assisted free flowing material inserter in filter rod manfacturePHILIP MORRIS INCORPORATION·Filed 1992·Granted Jun 22, 1993·28 cites·26 claims
- 0853US5322495AHigh speed vacuum assisted free flowing material inserter in filter rod manufacturePHILIP MORRIS INC·Filed 1993·Granted Jun 21, 1994·20 cites·14 claims
- 0951US7517412B2Ash and dust removal methodPHILIP MORRIS USA INC·Filed 2006·Granted Apr 14, 2009·0 cites·4 claims
- 1047US3967858ACigarette filter rod transfer apparatusPHILIP MORRIS INC·Filed 1974·Granted Jul 6, 1976·14 cites·18 claims
- 1144US6123201ADrum elevator systemPHILIP MORRIS INC·Filed 1998·Granted Sep 26, 2000·12 cites·5 claims
- 1242US7146678B2Ash and dust removal systemPHILIP MORRIS USA INC·Filed 2003·Granted Dec 12, 2006·0 cites·8 claims
- 1342US2005022829A1Cigarette paper with selected attenuator bandsFiled 2002·Application pending·0 cites
- 1441US4069930AApparatus for handling rod-shaped articlesPHILIP MORRIS INC·Filed 1976·Granted Jan 24, 1978·7 cites·11 claims
- 1540US2004107973A1Foam injection device and method of filling cavitiesFiled 2002·Application pending·0 cites
- 1639US2006196513A1Triple hopper max with built-in granulated cavity filling capabilityPHILIP MORRIS USA INC·Filed 2005·Application pending·0 cites
- 1733US5176606ALaminated belt for filter rod making apparatusPHILIP MORRIS INC·Filed 1992·Granted Jan 5, 1993·3 cites·6 claims
- 1833US3995910ACigarette filter rod transfer apparatus having rod kinetic energy absorberPHILIP MORRIS INC·Filed 1975·Granted Dec 7, 1976·3 cites·16 claims
- 1931US5199447AApparatus for high speed delivery of free flowing materialPHILIP MORRIS INC·Filed 1992·Granted Apr 6, 1993·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →