Inventor · disambiguated record
Andreas Birk
Also filed as: BIRK ANDREAS
29 granted patents·2 pending applications·445 citations·filing 1992–2020
96Inventor score
Top patents by PatentIndex Score
31 records- 0197US8739351B2ToothbrushKLING BJOERN·Filed 2011·Granted Jun 3, 2014·49 cites·10 claims
- 0295USD502603SManual toothbrushGILLETTE CO·Filed 2004·Granted Mar 8, 2005·64 cites·1 claims
- 0394US11425991B2Head for an oral care implementPROCTER & GAMBLE·Filed 2015·Granted Aug 30, 2022·31 cites·12 claims
- 0494US9486066B2Manual toothbrush concept being combined from three partsBRAUN GMBH·Filed 2014·Granted Nov 8, 2016·31 cites·20 claims
- 0593USD507114STufting for a toothbrush headGILLETTE CO·Filed 2004·Granted Jul 12, 2005·55 cites·1 claims
- 0691US9510669B2Method for producing a toothbrush handle having an inner cavityPROCTER & GAMBLE·Filed 2012·Granted Dec 6, 2016·14 cites·6 claims
- 0790USD637401SToothbrush handleBRAUN GMBH·Filed 2010·Granted May 10, 2011·45 cites·1 claims
- 0884US5490448ABeverage brewing machineBRAUN AG·Filed 1992·Granted Feb 13, 1996·53 cites·35 claims
- 0978USD612613SToothbrush handleBRAUN GMBH·Filed 2007·Granted Mar 30, 2010·21 cites·1 claims
- 1076US7401377B2Battery-operated toothbrush and related methodsBRAUN GMBH·Filed 2005·Granted Jul 22, 2008·5 cites·15 claims
- 1175US9510664B2Toothbrush having an inner cavityPROCTER & GAMBLE·Filed 2012·Granted Dec 6, 2016·6 cites·10 claims
- 1272US9463593B2Method for producing a toothbrush having an inner cavityPROCTER & GAMBLE·Filed 2012·Granted Oct 11, 2016·2 cites·8 claims
- 1372US8915552B2Brush head and method and tool for producing sameBRAUN GMBH·Filed 2014·Granted Dec 23, 2014·4 cites·8 claims
- 1465US10517389B2Process and apparatus for creating tufts for tufted articlePROCTER & GAMBLE·Filed 2013·Granted Dec 31, 2019·1 cites·5 claims
- 1562US8845034B2Brush head and method and tool for producing sameBIRK ANDREAS·Filed 2012·Granted Sep 30, 2014·1 cites·13 claims
- 1659US9717324B2Method for producing a toothbrush and toothbrush produced therebyGILLETTE CO·Filed 2014·Granted Aug 1, 2017·1 cites·14 claims
- 1755US11261924B2Method for operating a clutch of a drivetrain for a motor vehicle and motor vehicle having a drivetrainAUDI AG·Filed 2018·Granted Mar 1, 2022·0 cites·19 claims
- 1854US6006655ACoffee machine and filter element thereforBRAUN AG·Filed 1998·Granted Dec 28, 1999·24 cites·22 claims
- 1951US11542965B2Method for operating a hydraulic valve of a hydraulic device of a motor vehicle transmission device as well as a motor vehicle transmission deviceAUDI AG·Filed 2020·Granted Jan 3, 2023·0 cites·10 claims
- 2051US11470957B2Cell of a brush making devicePROCTER & GAMBLE·Filed 2020·Granted Oct 18, 2022·0 cites·19 claims
- 2151US5775204ATea filter assembly for a coffee or tea makerBRAUN AG·Filed 1997·Granted Jul 7, 1998·21 cites·26 claims
- 2247US11162548B2Control device and method for operating a dual-clutch transmission of a motor vehicleAUDI AG·Filed 2017·Granted Nov 2, 2021·0 cites·18 claims
- 2347US9841113B2Pressure relief valve for a hydraulic systemWILLEKE ROSHAN·Filed 2008·Granted Dec 12, 2017·0 cites·14 claims
- 2446US2010043162A1Oral Hygiene DeviceZIMMERMANN LUCY·Filed 2007·Application pending·0 cites
- 2545US11160364B2Filament transportation devicePROCTER & GAMBLE·Filed 2020·Granted Nov 2, 2021·0 cites·13 claims
- 2645US2014137349A1Toothbrush handle having an inner cavityPROCTER & GAMBLE·Filed 2012·Application pending·0 cites
- 2744USD698157SManual toothbrushBAUERNFEIND SIEGFRIED·Filed 2010·Granted Jan 28, 2014·6 cites·1 claims
- 2843US8701239B2Oral care deviceBAUERNFEIND SIEGFRIED·Filed 2011·Granted Apr 22, 2014·0 cites·17 claims
- 2938USD696022SToothbrush handleBIRK ANDREAS·Filed 2011·Granted Dec 24, 2013·4 cites·1 claims
- 3035US6250259B1Flow-through heater for heating waterBRAUN GMBH·Filed 1999·Granted Jun 26, 2001·6 cites·6 claims
- 3132USD782196SManual toothbrushBRAUN GMBH·Filed 2013·Granted Mar 28, 2017·1 cites·1 claims
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