Inventor · disambiguated record
Douglas J. Brouwer
Also filed as: BROUWER DOUGLAS · BROUWER DOUGLAS J
24 granted patents·4 pending applications·204 citations·filing 1993–2025
95Inventor score
Top patents by PatentIndex Score
28 records- 0193US11767930B2Shower systemKOHLER CO·Filed 2022·Granted Sep 26, 2023·2 cites·20 claims
- 0292US8800962B2Valve assembly having improved connectionsKOHLER CO·Filed 2012·Granted Aug 12, 2014·12 cites·16 claims
- 0391US11725373B2Drain system for bathtubKOHLER CO·Filed 2020·Granted Aug 15, 2023·3 cites·20 claims
- 0491US8079381B2Handle assembly for a water control valveFISCHER KEITH R·Filed 2009·Granted Dec 20, 2011·34 cites·16 claims
- 0588US9334971B2Universal valve bodyKOHLER CO·Filed 2013·Granted May 10, 2016·8 cites·20 claims
- 0688US9182045B2Concentric diverter cartridgeKOHLER CO·Filed 2013·Granted Nov 10, 2015·8 cites·17 claims
- 0787US11306846B2Shower systemKOHLER CO·Filed 2019·Granted Apr 19, 2022·4 cites·20 claims
- 0885US2025347096A1Drain system for bathtubKOHLER CO·Filed 2025·Application pending·0 cites
- 0984US10072770B2Valve body rough-in guideKOHLER CO·Filed 2016·Granted Sep 11, 2018·4 cites·20 claims
- 1084US9874287B2Service valve for a valve bodyKOHLER CO·Filed 2015·Granted Jan 23, 2018·4 cites·21 claims
- 1184US8297305B2Valve assembly having an improved flow pathRITTER DAVID H·Filed 2009·Granted Oct 30, 2012·12 cites·10 claims
- 1283US12023692B2Shower systemKOHLER CO·Filed 2022·Granted Jul 2, 2024·1 cites·20 claims
- 1383US9372207B1Power sensing transducerBROUWER DOUGLAS·Filed 2013·Granted Jun 21, 2016·18 cites·19 claims
- 1480US5611628ASelf-adjusting bearingKOHLER CO·Filed 1995·Granted Mar 18, 1997·30 cites·10 claims
- 1579US9816637B2Testing cap for a valve bodyKOHLER CO·Filed 2015·Granted Nov 14, 2017·2 cites·20 claims
- 1679US5531524ASelf-adjusting bearingKOHLER CO·Filed 1994·Granted Jul 2, 1996·29 cites·4 claims
- 1777US9476508B2Valve assembly having improved rotational feelKOHLER CO·Filed 2015·Granted Oct 25, 2016·2 cites·20 claims
- 1875US12385241B2Drain system for bathtubKOHLER CO·Filed 2023·Granted Aug 12, 2025·0 cites·13 claims
- 1975US12259062B2Shower systemKOHLER CO·Filed 2023·Granted Mar 25, 2025·0 cites·20 claims
- 2075US9657874B2Plumbing fitting adapterKOHLER CO·Filed 2015·Granted May 23, 2017·2 cites·20 claims
- 2174US2024307897A1Shower systemKOHLER CO·Filed 2024·Application pending·0 cites
- 2259US2025290302A1Recirculating shower systemKOHLER CO·Filed 2025·Application pending·0 cites
- 2358US2024318414A1Systems and methods of filling and draining plumbing fixturesKOHLER CO·Filed 2024·Application pending·0 cites
- 2456US9915367B2Valve assembly having improved rotational feelKOHLER CO·Filed 2016·Granted Mar 13, 2018·0 cites·20 claims
- 2556US5402822AAnti-cavitation valveKOHLER CO·Filed 1993·Granted Apr 4, 1995·17 cites·6 claims
- 2654US9086155B2Valve assembly having improved rotational feelKOHLER CO·Filed 2012·Granted Jul 21, 2015·0 cites·18 claims
- 2747US5333327AApparatus for opening and closing a drainKOHLER CO·Filed 1993·Granted Aug 2, 1994·12 cites·10 claims
- 2846US9069359B2Pressure balance unitKOHLER CO·Filed 2013·Granted Jun 30, 2015·0 cites·19 claims
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