Inventor · disambiguated record
John Madeira
Also filed as: MADEIRA JOHN · MADEIRA JOHN W
12 granted patents·2 pending applications·701 citations·filing 1975–2017
93Inventor score
Top patents by PatentIndex Score
14 records- 0196US5295305ARazor blade technologyGILLETTE CO·Filed 1993·Granted Mar 22, 1994·169 cites·24 claims
- 0295US5232568ARazor technologyGILLETTE CO·Filed 1991·Granted Aug 3, 1993·150 cites·12 claims
- 0394US5669144ARazor blade technologyGILLETTE CO·Filed 1995·Granted Sep 23, 1997·147 cites·29 claims
- 0494US5497550AShaving systemGILLETTE CO·Filed 1994·Granted Mar 12, 1996·134 cites·10 claims
- 0592US7966909B2Process of forming a razor bladeGILLETTE CO·Filed 2007·Granted Jun 28, 2011·16 cites·19 claims
- 0687US9248579B2Razors and razor cartridgesDEPUYDT JOSEPH ALLAN·Filed 2008·Granted Feb 2, 2016·35 cites·11 claims
- 0781US9327416B2Atomic layer deposition coatings on razor componentsMADEIRA JOHN·Filed 2009·Granted May 3, 2016·5 cites·17 claims
- 0878US9079321B2Razor bladesCLAUS OLIVER H·Filed 2008·Granted Jul 14, 2015·20 cites·12 claims
- 0972US3976044ABreakerless distributor with substitutional interrupter arrayGULF & WESTERN INDUSTRIES·Filed 1975·Granted Aug 24, 1976·15 cites·5 claims
- 1071US10821619B2Atomic layer deposition coatings on razor componentsGILLETTE CO·Filed 2016·Granted Nov 3, 2020·2 cites·20 claims
- 1169US9855665B2Strengthened razor bladeGILLETTE CO LLC·Filed 2017·Granted Jan 2, 2018·2 cites·13 claims
- 1267US9598761B2Strengthened razor bladeMARCHEV KRASSIMIR GRIGOROV·Filed 2009·Granted Mar 21, 2017·6 cites·7 claims
- 1353US2011209988A1Thin film coating of bladesMADEIRA JOHN·Filed 2011·Application pending·0 cites
- 1449US2006277767A1Razor bladesSUN SHUWEI·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →