Inventor · disambiguated record
Ronald Richard Duff, Jr.
Also filed as: DUFF JR RONALD R · DUFF JR RONALD RICHARD · DUFF RONALD R · DUFF RONALD R JR
13 granted patents·14 pending applications·328 citations·filing 1996–2025
92Inventor score
Top patents by PatentIndex Score
27 records- 0194US11654588B2Razor bladesGILLETTE CO LLC·Filed 2017·Granted May 23, 2023·8 cites·38 claims
- 0294US8528148B2Toothbrush headBRAUN PHILLIP MAURICE·Filed 2011·Granted Sep 10, 2013·33 cites·10 claims
- 0393US8332982B2Vibrating toothbrushBRAUN PHILLIP M·Filed 2009·Granted Dec 18, 2012·47 cites·25 claims
- 0489US6018840ANotched dental hygiene articleGILLETTE CANADA·Filed 1998·Granted Feb 1, 2000·153 cites·45 claims
- 0585US11794366B2Coatings for a razor bladeGILLETTE CO LLC·Filed 2021·Granted Oct 24, 2023·2 cites·51 claims
- 0684US10118304B2Method of treating razor blade cutting edgesGILLETTE CO·Filed 2015·Granted Nov 6, 2018·8 cites·21 claims
- 0784US9220335B2Toothbrush headGILLETTE CO·Filed 2013·Granted Dec 29, 2015·7 cites·14 claims
- 0876US11872713B2Razors and razor cartridges with colored bladesGILLETTE CO LLC·Filed 2020·Granted Jan 16, 2024·1 cites·11 claims
- 0973US6823554B1Oral devicesGILLETTE CANADA·Filed 2000·Granted Nov 30, 2004·21 cites·57 claims
- 1070US2024123642A1Razors and razor cartridges with colored bladesGILLETTE CO LLC·Filed 2023·Application pending·0 cites
- 1170US2024139982A1Coatings for a razor bladeGILLETTE CO LLC·Filed 2024·Application pending·0 cites
- 1265US2025303597A1Razor blades having antimicrobial soft coatingGILLETTE CO LLC·Filed 2025·Application pending·0 cites
- 1362US11691308B2Razor blades with aluminum magnesium boride (AlMgB14)-based coatingsGILLETTE CO LLC·Filed 2018·Granted Jul 4, 2023·1 cites·11 claims
- 1459US2021323184A1Coatings for a razor bladeGILLETTE CO LLC·Filed 2021·Application pending·0 cites
- 1558US5941256ADental hygiene articleGILLETTE CANADA·Filed 1996·Granted Aug 24, 1999·25 cites·46 claims
- 1657US2024051170A1Method of treating razor blade cutting edgesGILLETTE CO LLC·Filed 2023·Application pending·0 cites
- 1757US2024051168A1Method of treating razor blade cutting edgesGILLETTE CO LLC·Filed 2023·Application pending·0 cites
- 1857US2024051169A1Method of treating razor blade cutting edgesGILLETTE CO LLC·Filed 2023·Application pending·0 cites
- 1955US6145516ADental hygiene articleGILLETTE CANADA·Filed 1999·Granted Nov 14, 2000·22 cites·41 claims
- 2055US2008060155A1Toothbrush headBRAUN PHILLIP M·Filed 2007·Application pending·0 cites
- 2152US11759965B2Multi-layer coatings for a razor bladeGILLETTE CO LLC·Filed 2021·Granted Sep 19, 2023·0 cites·4 claims
- 2252US2006272112A9ToothbrushGILLETTE CO·Filed 2004·Application pending·0 cites
- 2352US2022134588A1Razor blades with chromium boride-based coatingsGILLETTE CO LLC·Filed 2021·Application pending·0 cites
- 2449US2013031794A1RAZOR BLADES WITH ALUMINUM MAGNESIUM BORIDE (AlMgB14)-BASED COATINGSDUFF JR RONALD RICHARD·Filed 2012·Application pending·0 cites
- 2549US2004177462A1Toothbrush headGILLETTE CO·Filed 2003·Application pending·0 cites
- 2641US2002189041A1Polyurethane bristlesFiled 2001·Application pending·0 cites
- 2731US2012156634A1Intraoral Imaging Devices And MethodsDUFF JR RONALD RICHARD·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →