Assignee
HYDRO SYSTEMS CO
US·17 granted patents·1 pending application·773 citations·filing 1986–2003
Top patents by PatentIndex Score
18 records- 0194US6238081B1Ultra-lean dilution apparatusHYDRO SYSTEMS CO·Filed 1999·Granted May 29, 2001·74 cites·16 claims
- 0292US6499872B2Ultra-lean dilution apparatusHYDRO SYSTEMS CO·Filed 2001·Granted Dec 31, 2002·62 cites·21 claims
- 0389US6655401B2Multiple chemical product eductive dispenserHYDRO SYSTEMS CO·Filed 2001·Granted Dec 2, 2003·42 cites·7 claims
- 0489US6619318B2Multiple flow rate eductive dispenserHYDRO SYSTEMS CO·Filed 2001·Granted Sep 16, 2003·54 cites·19 claims
- 0588US6634376B2Back flow preventing eductorHYDRO SYSTEMS CO·Filed 2001·Granted Oct 21, 2003·39 cites·8 claims
- 0688US5522419AChemical eductor with integral elongated air gapHYDRO SYSTEMS CO·Filed 1995·Granted Jun 4, 1996·80 cites·26 claims
- 0787US5253677AChemical eductor with integral elongated air gapHYDRO SYSTEMS CO·Filed 1992·Granted Oct 19, 1993·73 cites·6 claims
- 0887US5159958AChemical eductor with integral elongated air gapHYDRO SYSTEMS CO·Filed 1991·Granted Nov 3, 1992·71 cites·7 claims
- 0985US4950136APeristaltic pumpHYDRO SYSTEMS CO·Filed 1989·Granted Aug 21, 1990·68 cites·18 claims
- 1080US6299035B1Remotely activated dispenserHYDRO SYSTEMS CO·Filed 2000·Granted Oct 9, 2001·31 cites·49 claims
- 1179US5377718ASelecting and dispensing valveHYDRO SYSTEMS CO·Filed 1993·Granted Jan 3, 1995·39 cites·18 claims
- 1278US4697610AFaucet proportionerHYDRO SYSTEMS CO·Filed 1986·Granted Oct 6, 1987·39 cites·24 claims
- 1374US5653261ASelector valveHYDRO SYSTEMS CO·Filed 1996·Granted Aug 5, 1997·40 cites·9 claims
- 1467US5351875AMixing and dispensing deviceHYDRO SYSTEMS CO·Filed 1992·Granted Oct 4, 1994·45 cites·9 claims
- 1548US5957152ASelect valve purgeHYDRO SYSTEMS CO·Filed 1996·Granted Sep 28, 1999·12 cites·16 claims
- 1639USD305355SCombined foot valve and strainerHYDRO SYSTEMS CO·Filed 1986·Granted Jan 2, 1990·3 cites·1 claims
- 1739US2004050438A1Back flow preventing eductorHYDRO SYSTEMS CO·Filed 2003·Application pending·0 cites
- 1826USD366093SChemical concentrate dispenserHYDRO SYSTEMS CO·Filed 1993·Granted Jan 9, 1996·1 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →