Assignee
HYDROTEK CORP
TW·15 granted patents·3 pending applications·174 citations·filing 1986–2023
Top patents by PatentIndex Score
18 records- 0191US11686398B1Control valve of manual/automatic and cold/hot water faucetHYDROTEK CORP·Filed 2022·Granted Jun 27, 2023·3 cites·7 claims
- 0290US9850644B1Plunger-type diaphragm valveHYDROTEK CORP·Filed 2016·Granted Dec 26, 2017·7 cites·6 claims
- 0385US6845524B2Manual and automatic flusherHYDROTEK CORP·Filed 2003·Granted Jan 25, 2005·28 cites·8 claims
- 0482USD885221SInduction flusherHYDROTEK CORP·Filed 2020·Granted May 26, 2020·10 cites·1 claims
- 0581US10208870B1Solenoid valveHYDROTEK CORP·Filed 2017·Granted Feb 19, 2019·4 cites·4 claims
- 0673US10874262B1Soap dispensing nozzle structureHYDROTEK CORP·Filed 2019·Granted Dec 29, 2020·1 cites·8 claims
- 0772US4741363AFluid faucetHYDROTEK CORP·Filed 1986·Granted May 3, 1988·34 cites·2 claims
- 0868US6883541B2Manual-automatic water faucetHYDROTEK CORP·Filed 2003·Granted Apr 26, 2005·15 cites·3 claims
- 0962US10316501B2Control method and circuit of a controller for a battery operated water faucetHYDROTEK CORP·Filed 2016·Granted Jun 11, 2019·1 cites·2 claims
- 1055US6974114B2Double valve flusherHYDROTEK CORP·Filed 2004·Granted Dec 13, 2005·8 cites·4 claims
- 1154US4928732AFluid faucetHYDROTEK CORP·Filed 1988·Granted May 29, 1990·17 cites·3 claims
- 1252US2007094787A1Multiple-electric-eye induction faucetHYDROTEK CORP·Filed 2005·Application pending·0 cites
- 1349US12404948B2Solenoid valveHYDROTEK CORP·Filed 2023·Granted Sep 2, 2025·0 cites·12 claims
- 1449US5699994ASensor-type flush valve assembly with push button device for optional manual operationHYDROTEK CORP·Filed 1996·Granted Dec 23, 1997·17 cites·6 claims
- 1547US7201359B2Manual pressing device for a flusherHYDROTEK CORP·Filed 2004·Granted Apr 10, 2007·0 cites·1 claims
- 1645US2007158602A1Valve disc for a faucet or a flusherHYDROTEK CORP·Filed 2006·Application pending·0 cites
- 1739US6219857B1Sensor device for use with a flush valveHYDROTEK CORP·Filed 1999·Granted Apr 24, 2001·29 cites·6 claims
- 1838US2002195580A1Solenoid valve with magnetic fluid filled between a magnetically conductive winding reel and a magnetically insulating tubeHYDROTEK CORP·Filed 2001·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →