Inventor · disambiguated record
David Coffin
Also filed as: COFFIN DAVID · COFFIN DAVID C · COFFIN DAVID CHARLES
33 granted patents·10 pending applications·1,252 citations·filing 1994–2011
98Inventor score
Top patents by PatentIndex Score
43 records- 0197US7140116B2Razor having a multi-position shaving headEVEREADY BATTERY INC·Filed 2004·Granted Nov 28, 2006·104 cites·11 claims
- 0297US7086160B2Bidirectional shaving implementEVEREADY BATTERY INC·Filed 2004·Granted Aug 8, 2006·126 cites·32 claims
- 0396US7802368B2Razor assemblyEVEREADY BATTERY INC·Filed 2008·Granted Sep 28, 2010·38 cites·17 claims
- 0494US7581318B2Skin engaging device for a safety razorEVEREADY BATTERY INC·Filed 2006·Granted Sep 1, 2009·45 cites·3 claims
- 0594US6122826ADisposable cartridge holder for single direction pivoting cartridgeWARNER LAMBERT CO·Filed 1998·Granted Sep 26, 2000·120 cites·16 claims
- 0694US5953824ARazors providing pivoting and swivelling razor head supportWARNER LAMBERT CO·Filed 1997·Granted Sep 21, 1999·122 cites·32 claims
- 0790US7047646B2Wet shaving cartridge with four blade edgesEVEREADY BATTERY INC·Filed 2004·Granted May 23, 2006·43 cites·6 claims
- 0890US6560881B2Shaving razor with pivoting blade carrier and replaceable blade cartridge thereforWARNER LAMBERT CO·Filed 2001·Granted May 13, 2003·59 cites·23 claims
- 0989US6557265B2Apparatus for releasably retaining a disposable razor cartridgeWARNER LAMBERT CO·Filed 2002·Granted May 6, 2003·47 cites·10 claims
- 1088USD435315SRazor handleWARNER-LAMBERT COMPANY·Filed 1999·Granted Dec 19, 2000·35 cites·1 claims
- 1187US8707562B2Wet shaving cartridge with four blade edgesCOFFIN DAVID C·Filed 2007·Granted Apr 29, 2014·20 cites·7 claims
- 1287US6655028B2Wet shaving device with guard/transfer roller and replaceable shaving aidWARNER LAMBERT CO·Filed 2002·Granted Dec 2, 2003·48 cites·20 claims
- 1386US7469477B2Razor assemblyEVEREADY BATTERY INC·Filed 2006·Granted Dec 30, 2008·18 cites·11 claims
- 1486USD423845SRazor holderWARNER LAMBERT CO·Filed 1998·Granted May 2, 2000·36 cites·1 claims
- 1585USD464222SRazor holderWARNER LAMBERT CO·Filed 2001·Granted Oct 15, 2002·30 cites·1 claims
- 1683USD424744SRazor guard barWARNER LAMBERT CO·Filed 1998·Granted May 9, 2000·26 cites·1 claims
- 1782USD421320SRazor handleWARNER LAMBERT CO·Filed 1998·Granted Feb 29, 2000·28 cites·1 claims
- 1881US7210229B2Razor cartridgeEVEREADY BATTERY INC·Filed 2003·Granted May 1, 2007·39 cites·12 claims
- 1980US7363715B2Razor assemblyEVEREADY BATTERY INC·Filed 2006·Granted Apr 29, 2008·12 cites·17 claims
- 2080US7172069B2Container for a replacement cartridgeEVEREADY BATTERY INC·Filed 2003·Granted Feb 6, 2007·21 cites·22 claims
- 2177US8011101B2Replacement cartridge for a razor assemblyEVEREADY BATTERY INC·Filed 2008·Granted Sep 6, 2011·11 cites·9 claims
- 2277US6769180B2Shaving implement having static and dynamic bladesEVEREADY BATTERY INC·Filed 2002·Granted Aug 3, 2004·30 cites·17 claims
- 2376USD494796SRazor caddyEVEREADY BATTERY INC·Filed 2003·Granted Aug 24, 2004·20 cites·1 claims
- 2475US8931380B2Skin engaging member for a razor cartridgeCOFFIN DAVID·Filed 2011·Granted Jan 13, 2015·9 cites·18 claims
- 2575USD533380SRazor caddyEVEREADY BATTERY INC·Filed 2004·Granted Dec 12, 2006·19 cites·1 claims
- 2674US7748121B2Razor blade and support assemblyEVEREADY BATTERY INC·Filed 2005·Granted Jul 6, 2010·9 cites·1 claims
- 2774US7370419B2Replacement cartridge for a razor assemblyEVEREADY BATTERY INC·Filed 2003·Granted May 13, 2008·21 cites·14 claims
- 2872US8528214B2Razor blade and support assemblyCOFFIN DAVID C·Filed 2010·Granted Sep 10, 2013·5 cites·12 claims
- 2971US6442850B1Shaving razor using blade cartridge and blade cartridge thereforPFIZER·Filed 2001·Granted Sep 3, 2002·21 cites·21 claims
- 3071US6167625B1Shaving implementWARNER LAMBERT CO·Filed 1999·Granted Jan 2, 2001·45 cites·32 claims
- 3161US7200936B2Shaving aid dispenser system for use in a wet shaving razorEVEREADY BATTERY INC·Filed 2004·Granted Apr 10, 2007·8 cites·42 claims
- 3260US5966822AHolder for a wet shaverWARNER LAMBERT CO·Filed 1994·Granted Oct 19, 1999·27 cites·24 claims
- 3359USD400746SRazor holderWARNER LAMBERT CO·Filed 1997·Granted Nov 10, 1998·10 cites·1 claims
- 3456US2006112564A1Wet shaving cartridge with four blade edgesEVEREADY BATTERY INC·Filed 2006·Application pending·0 cites
- 3554US2006277769A1Bidirectional shaving implementEVEREADY BATTERY INC·Filed 2006·Application pending·0 cites
- 3653US2006032056A1Bidirectional shaving cartridge and razor including sameEVEREADY BATTERY INC·Filed 2005·Application pending·0 cites
- 3748US2006254056A1Shaving device with shaving aid material dispenserEVEREADY BATTERY INC·Filed 2004·Application pending·0 cites
- 3847US2002157259A1Wet shaving cartridge with four blade edgesFiled 2002·Application pending·0 cites
- 3946US2004128835A1Bidirectional shaving cartridge and razor including sameEVEREADY BATTERY INC·Filed 2003·Application pending·0 cites
- 4045US2004231161A1Wet shaving device with wire-wrapped blade setsEVEREADY BATTERY INC·Filed 2004·Application pending·0 cites
- 4144US2002116831A1Apparatus for releasably retaining a disposable razor cartridgeFiled 2001·Application pending·0 cites
- 4244US2004181949A1Wet shaving cartridge with provision of shaving aidEVEREADY BATTERY INC·Filed 2004·Application pending·0 cites
- 4339US2004187644A1Method for manufacturing a razor bladeEVEREADY BATTERY INC·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →