Inventor · disambiguated record
Calvin W. Henderson
Also filed as: HENDERSON CALVIN · HENDERSON CALVIN W · HENDERSON CALVIN WAYNE
12 granted patents·6 pending applications·550 citations·filing 1988–2025
92Inventor score
Files withREYNOLDS TOBACCO CO R7RAI STRATEGIC HOLDINGS INC4ADEME BALAGER1BRANTLEY FRANKLIN FORREST1CENTRIFUGE SYSTEMS INC1
Top patents by PatentIndex Score
18 records- 0196US4972494APackage inspection systemREYNOLDS TOBACCO CO R·Filed 1988·Granted Nov 20, 1990·277 cites·20 claims
- 0289US8186359B2System for analyzing a filter element associated with a smoking article, and associated methodADEME BALAGER·Filed 2008·Granted May 29, 2012·56 cites·15 claims
- 0389US4971077AOn-line tobacco evaluation system and methodREYNOLDS TOBACCO CO R·Filed 1989·Granted Nov 20, 1990·71 cites·22 claims
- 0482US8760508B2Filtered smoking article inspection system, and associated methodBRANTLEY FRANKLIN FORREST·Filed 2010·Granted Jun 24, 2014·11 cites·26 claims
- 0581US11246344B2Smoking article incorporating a conductive substrateRAI STRATEGIC HOLDINGS INC·Filed 2018·Granted Feb 15, 2022·3 cites·20 claims
- 0677US5414270AMethod and apparatus for the automatic inspection of cigarette rods for spots and stainsREYNOLDS TOBACCO CO R·Filed 1993·Granted May 9, 1995·47 cites·30 claims
- 0773US5697385AOn-line basis measurement system for control of tobacco cast sheetREYNOLDS TOBACCO CO R·Filed 1996·Granted Dec 16, 1997·59 cites·32 claims
- 0873US2021112860A1Smoking article incorporating a conductive substrateRAI STRATEGIC HOLDINGS INC·Filed 2020·Application pending·0 cites
- 0973US2025151794A1Smoking article incorporating a conductive substrateRAI STRATEGIC HOLDINGS INC·Filed 2025·Application pending·0 cites
- 1072US11602175B2Smoking article incorporating a conductive substrateRAI STRATEGIC HOLDINGS INC·Filed 2020·Granted Mar 14, 2023·0 cites·25 claims
- 1154US9788570B2Filtered smoking article inspection system, and associated methodREYNOLDS TOBACCO CO R·Filed 2014·Granted Oct 17, 2017·0 cites·24 claims
- 1250US2013255702A1Smoking article incorporating a conductive substrateGRIFFITH JR DAVID WILLIAM·Filed 2012·Application pending·0 cites
- 1347US2010169788A1Computer system and method for collaborative data visualization, manipulation and analysisCENTRIFUGE SYSTEMS INC·Filed 2008·Application pending·0 cites
- 1446US9854833B2Apparatus and associated method for forming a filter component of a smoking articleCROOKS EVON L·Filed 2012·Granted Jan 2, 2018·0 cites·19 claims
- 1545US4895174ATobacco particle separatorREYNOLDS TOBACCO CO R·Filed 1988·Granted Jan 23, 1990·11 cites·18 claims
- 1645US2005115575A1Cigarette paper testing apparatus and associated methodFiled 2003·Application pending·0 cites
- 1744US5510616ACigarette density profile measurement systemREYNOLDS TOBACCO CO R·Filed 1994·Granted Apr 23, 1996·15 cites·17 claims
- 1843US2004122547A1Equipment and methods for manufacturing cigarettesFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →