Inventor · disambiguated record
David H. Ritter
Also filed as: RITTER DAVID · RITTER DAVID H · RITTER DAVID HENRY
17 granted patents·3 pending applications·1,302 citations·filing 1997–2025
93Inventor score
Top patents by PatentIndex Score
20 records- 0197US6112186ADistributed system for facilitating exchange of user information and opinion using automated collaborative filteringMICROSOFT CORP·Filed 1997·Granted Aug 29, 2000·1.2k cites·11 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
- 0585US9958086B2Faucet assemblyKOHLER CO·Filed 2017·Granted May 1, 2018·4 cites·18 claims
- 0685US2025347096A1Drain system for bathtubKOHLER CO·Filed 2025·Application pending·0 cites
- 0784US8297305B2Valve assembly having an improved flow pathRITTER DAVID H·Filed 2009·Granted Oct 30, 2012·12 cites·10 claims
- 0877US10281049B2Valve assemblyKOHLER CO·Filed 2017·Granted May 7, 2019·2 cites·20 claims
- 0977US9476508B2Valve assembly having improved rotational feelKOHLER CO·Filed 2015·Granted Oct 25, 2016·2 cites·20 claims
- 1076US11982362B2Faucet with improved valveKOHLER CO·Filed 2022·Granted May 14, 2024·0 cites·14 claims
- 1176US11300217B2Faucet with improved valveKOHLER CO·Filed 2019·Granted Apr 12, 2022·1 cites·13 claims
- 1275US12385241B2Drain system for bathtubKOHLER CO·Filed 2023·Granted Aug 12, 2025·0 cites·13 claims
- 1373US11560957B2Faucet with improved valveKOHLER CO·Filed 2022·Granted Jan 24, 2023·0 cites·20 claims
- 1473US7396283B2Needle roller retainer for tripot jointDELPHI TECH INC·Filed 2005·Granted Jul 8, 2008·4 cites·18 claims
- 1569US11231116B2Valve assemblyKOHLER CO·Filed 2019·Granted Jan 25, 2022·1 cites·21 claims
- 1664US10138621B2Handle assemblyKOHLER CO·Filed 2017·Granted Nov 27, 2018·1 cites·20 claims
- 1758US2024318414A1Systems and methods of filling and draining plumbing fixturesKOHLER CO·Filed 2024·Application pending·0 cites
- 1856US9915367B2Valve assembly having improved rotational feelKOHLER CO·Filed 2016·Granted Mar 13, 2018·0 cites·20 claims
- 1954US9086155B2Valve assembly having improved rotational feelKOHLER CO·Filed 2012·Granted Jul 21, 2015·0 cites·18 claims
- 2035US2007107197A1Method for rotational couplingPERROW SCOTT J·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →