Inventor · disambiguated record
Paul Francis Clarke
Also filed as: CLARKE PAUL · CLARKE PAUL F · CLARKE PAUL FRANCIS
13 granted patents·5 pending applications·200 citations·filing 1987–2023
92Inventor score
Files withCIGARETTE COMPONENTS LTD5CLARKE PAUL FRANCIS3CLARKE PAUL F2FILTRONA FILTER PROD DEV CO2JAPAN TOBACCO INC2
Top patents by PatentIndex Score
18 records- 0177US11918035B2Tobacco smoke filterFILTRONA FILTER PROD DEV CO·Filed 2019·Granted Mar 5, 2024·1 cites·5 claims
- 0277US6718989B1Filter for a cigarette and a filter-tipped cigaretteJAPAN TOBACCO INC·Filed 2000·Granted Apr 13, 2004·35 cites·19 claims
- 0376US2023346011A1Tobacco smoke filterFILTRONA FILTER PROD DEV CO·Filed 2023·Application pending·0 cites
- 0472US5012828ATobacco smoke filter containing particulate additiveHAYES ERNEST B·Filed 1989·Granted May 7, 1991·42 cites·12 claims
- 0570US9687024B2Smoking article and method of manufacturing a smoking articleKALJURA KARL·Filed 2012·Granted Jun 27, 2017·2 cites·22 claims
- 0669US5662126ASmoke filter containing particulate smoke modifying additiveCIGARETTE COMPONENTS LTD·Filed 1996·Granted Sep 2, 1997·45 cites·3 claims
- 0761US6422244B1Filter for a cigarette and filter cigaretteJAPAN TOBACCO INC·Filed 2000·Granted Jul 23, 2002·8 cites·14 claims
- 0858US7980250B2Smokers filterFILTRONA INT LTD·Filed 2003·Granted Jul 19, 2011·3 cites·20 claims
- 0956US2023270159A1Paper cavity filterESSENTRA FILTER PRODUCTS DEV CO PTE LTD·Filed 2021·Application pending·0 cites
- 1053US2011023900A1Tobacco smoke filterCLARKE PAUL FRANCIS·Filed 2009·Application pending·0 cites
- 1151US10390560B2Flavour stickCLARKE PAUL F·Filed 2011·Granted Aug 27, 2019·0 cites·18 claims
- 1251US6080457AParticulate sorbent smoke filterCIGARETTE COMPONENTS LTD·Filed 1992·Granted Jun 27, 2000·20 cites·8 claims
- 1348US2013112216A1Tobacco smoke filterCLARKE PAUL FRANCIS·Filed 2011·Application pending·0 cites
- 1445US6302114B1Tobacco smoke filterCIGARETTE COMPONENTS LTD·Filed 1992·Granted Oct 16, 2001·14 cites·8 claims
- 1544USD304711SClip-on automobile body side moldingCLARKE PAUL F·Filed 1987·Granted Nov 21, 1989·5 cites·1 claims
- 1642US5787902AConcentric core filterCIGARETTE COMPONENTS LTD·Filed 1995·Granted Aug 4, 1998·15 cites·20 claims
- 1741US4904308AAdjustable smoker's mouthpieceCIGARETTE COMPONENTS LTD·Filed 1987·Granted Feb 27, 1990·10 cites·14 claims
- 1839US2012067359A1Tobacco smoke filterCLARKE PAUL FRANCIS·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →