Assignee
WATTS INVESTMENT CO
US·17 granted patents·467 citations·filing 1992–1999
Top patents by PatentIndex Score
17 records- 0186US6021805ABackflow preventer assemblyWATTS INVESTMENT CO·Filed 1998·Granted Feb 8, 2000·54 cites·23 claims
- 0284US5236009ADouble check backflow preventer with improved toggle linkage check valveWATTS INVESTMENT CO·Filed 1992·Granted Aug 17, 1993·60 cites·20 claims
- 0381US5566704ABackflow preventer and test cock assemblyWATTS INVESTMENT CO·Filed 1995·Granted Oct 22, 1996·50 cites·7 claims
- 0476US6003536AAutomatic water shut-off valveWATTS INVESTMENT CO·Filed 1996·Granted Dec 21, 1999·51 cites·6 claims
- 0574US5341987ATemperature control flow valveWATTS INVESTMENT CO·Filed 1992·Granted Aug 30, 1994·42 cites·21 claims
- 0668US5294093ASafety valveWATTS INVESTMENT CO·Filed 1993·Granted Mar 15, 1994·36 cites·11 claims
- 0767US5855224AFlapper check valveWATTS INVESTMENT CO·Filed 1996·Granted Jan 5, 1999·32 cites·15 claims
- 0865US6050293AFlapper check valveWATTS INVESTMENT CO·Filed 1999·Granted Apr 18, 2000·21 cites·15 claims
- 0960US5287877ASewer drain trap primer valveWATTS INVESTMENT CO·Filed 1992·Granted Feb 22, 1994·20 cites·5 claims
- 1051US5507310ASystem of plumbing for recreational vehiclesWATTS INVESTMENT CO·Filed 1995·Granted Apr 16, 1996·20 cites·25 claims
- 1148US5564467APoppet check valveWATTS INVESTMENT CO·Filed 1994·Granted Oct 15, 1996·12 cites·6 claims
- 1248US5478047AFlexible seating structure for valvesWATTS INVESTMENT CO·Filed 1995·Granted Dec 26, 1995·15 cites·17 claims
- 1345US5421362ASystem of plumbing for an over-the-road vehicleWATTS INVESTMENT CO·Filed 1994·Granted Jun 6, 1995·15 cites·5 claims
- 1444US5931190ARelief valveWATTS INVESTMENT CO·Filed 1998·Granted Aug 3, 1999·15 cites·17 claims
- 1542US6019349ABall valve assembliesWATTS INVESTMENT CO·Filed 1998·Granted Feb 1, 2000·9 cites·5 claims
- 1641US5642859ATemperature-sensitive safety valve assemblyWATTS INVESTMENT CO·Filed 1996·Granted Jul 1, 1997·12 cites·4 claims
- 1727US5280877ATap assembly reciprocal positioning assemblyWATTS INVESTMENT CO·Filed 1993·Granted Jan 25, 1994·3 cites·14 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →