Assignee
NIBCO
US·118 granted patents·19 pending applications·1,496 citations·filing 1973–2025
Top patents by PatentIndex Score
137 records- 0195US12203566B2Isolation service valve assembly for motorized zone valvesNIBCO·Filed 2022·Granted Jan 21, 2025·1 cites·20 claims
- 0295US11408153B1Multi-port transition tee drain valveNIBCO·Filed 2021·Granted Aug 9, 2022·7 cites·20 claims
- 0395US9777875B2Clam shell push-to-connect assemblyNIBCO·Filed 2015·Granted Oct 3, 2017·28 cites·19 claims
- 0494US9541228B2Push-to-connect fittingNIBCO·Filed 2014·Granted Jan 10, 2017·30 cites·20 claims
- 0594US6584894B1Method and apparatus for marking items of varied shapesNIBCO·Filed 2000·Granted Jul 1, 2003·25 cites·3 claims
- 0694US6161776AMulti-layered, porous mat turf irrigation apparatus and methodNIBCO·Filed 1998·Granted Dec 19, 2000·77 cites·42 claims
- 0793US10458662B2Boiler loop systemNIBCO·Filed 2018·Granted Oct 29, 2019·13 cites·18 claims
- 0892US12066196B2Hydronic expansion tank assemblyNIBCO·Filed 2021·Granted Aug 20, 2024·1 cites·20 claims
- 0992US10006575B2Modular push-to-connect assemblyNIBCO·Filed 2016·Granted Jun 26, 2018·11 cites·12 claims
- 1092US7441730B2Sway brace fittingNIBCO·Filed 2007·Granted Oct 28, 2008·17 cites·20 claims
- 1192US7097141B2Sway brace clamp and connector assemblyNIBCO·Filed 2002·Granted Aug 29, 2006·45 cites·62 claims
- 1291US11359729B13-way T-flow ball drain valveNIBCO·Filed 2020·Granted Jun 14, 2022·4 cites·20 claims
- 1391US10036481B2Isolation valve with thermoplastic overmoldingNIBCO·Filed 2015·Granted Jul 31, 2018·8 cites·17 claims
- 1491US7887248B2Swivel attachment and branch line restraintNIBCO·Filed 2008·Granted Feb 15, 2011·16 cites·10 claims
- 1591US5360036AVented ball valve with lock-out ringNIBCO·Filed 1992·Granted Nov 1, 1994·62 cites·21 claims
- 1690US9447906B2Self-locking push-to-connect insertNIBCO·Filed 2014·Granted Sep 20, 2016·21 cites·32 claims
- 1790US8052099B2Sway brace fittingNIBCO·Filed 2010·Granted Nov 8, 2011·7 cites·15 claims
- 1890US7455268B2Hanger for fire sprinkler pipeNIBCO·Filed 2003·Granted Nov 25, 2008·37 cites·7 claims
- 1990US7306010B2Ball valve with snap-in stemNIBCO·Filed 2005·Granted Dec 11, 2007·49 cites·7 claims
- 2089US7654043B2Retrofit attachment yokeNIBCO·Filed 2004·Granted Feb 2, 2010·38 cites·8 claims
- 2189US5943957AMethod and device for in-mold pad printingNIBCO·Filed 1998·Granted Aug 31, 1999·32 cites·20 claims
- 2289US5786054AInductive welding of thermoplastic pipeNIBCO·Filed 1995·Granted Jul 28, 1998·64 cites·11 claims
- 2388US12326264B2Hydronic expansion tank assemblyNIBCO·Filed 2024·Granted Jun 10, 2025·0 cites·20 claims
- 2488US12140236B2Dual union drain valve with reversible check insertsNIBCO·Filed 2023·Granted Nov 12, 2024·1 cites·20 claims
- 2588US11913569B1Serviceable ball check valveNIBCO·Filed 2022·Granted Feb 27, 2024·1 cites·20 claims
- 2688US11898643B1Dual union ball drain valve with T-flow adjustabilityNIBCO·Filed 2022·Granted Feb 13, 2024·1 cites·20 claims
- 2788US11421791B2Tee union ball drain valveNIBCO·Filed 2020·Granted Aug 23, 2022·2 cites·20 claims
- 2888US10823316B2Piping connections and connection socketsNIBCO·Filed 2017·Granted Nov 3, 2020·4 cites·15 claims
- 2988US7467765B2Sway brace clamp and connector assemblyNIBCO·Filed 2005·Granted Dec 23, 2008·17 cites·15 claims
- 3088US5785074AVented ball valve with lock-out ringNIBCO·Filed 1997·Granted Jul 28, 1998·67 cites·13 claims
- 3188US5343191APipeline leak detection systemNIBCO·Filed 1993·Granted Aug 30, 1994·69 cites·24 claims
- 3287US9297477B2Valve handle lockNIBCO·Filed 2014·Granted Mar 29, 2016·10 cites·19 claims
- 3387US7744042B2Offset hangerNIBCO·Filed 2009·Granted Jun 29, 2010·16 cites·13 claims
- 3486US11402045B2Press fitting assemblyNIBCO·Filed 2020·Granted Aug 2, 2022·3 cites·20 claims
- 3586US10240698B2Crimp connection with one or more crimping elementsNIBCO·Filed 2016·Granted Mar 26, 2019·5 cites·14 claims
- 3686US7669806B2Sway brace fittingNIBCO·Filed 2008·Granted Mar 2, 2010·9 cites·10 claims
- 3785US7506665B2Ball valve with interlocking stemNIBCO·Filed 2006·Granted Mar 24, 2009·22 cites·14 claims
- 3885US5427135AValve lockNIBCO·Filed 1993·Granted Jun 27, 1995·41 cites·6 claims
- 3985US4240492AProcess of forming multi piece vaporizable pattern for foundry castingsNIBCO·Filed 1978·Granted Dec 23, 1980·25 cites·12 claims
- 4084US12281803B2Boiler pressure relief valve and automatic air vent isolation assemblyNIBCO·Filed 2021·Granted Apr 22, 2025·1 cites·20 claims
- 4184US12209758B2Hydronic expansion tank assemblyNIBCO·Filed 2021·Granted Jan 28, 2025·1 cites·15 claims
- 4284US9261215B2CouplingNIBCO·Filed 2013·Granted Feb 16, 2016·7 cites·14 claims
- 4384US6896226B2Sway brace clamp and connector assemblyNIBCO·Filed 2002·Granted May 24, 2005·36 cites·50 claims
- 4483US12303811B2Water sediment filter assemblyNIBCO·Filed 2022·Granted May 20, 2025·1 cites·20 claims
- 4583US11802625B2Ball drain wye strainer valve assemblyNIBCO·Filed 2020·Granted Oct 31, 2023·2 cites·17 claims
- 4682US12281712B2Boiler pressure relief valve and automatic air vent isolation assemblyNIBCO·Filed 2021·Granted Apr 22, 2025·1 cites·19 claims
- 4782US10865914B2High temperature leak prevention for piping components and connectionsNIBCO·Filed 2018·Granted Dec 15, 2020·3 cites·20 claims
- 4882US6286765B1Pop-up spray head irrigation system uniformity enhancement apparatus and methodNIBCO·Filed 2000·Granted Sep 11, 2001·25 cites·15 claims
- 4981US6216737B1Flanged three-way universal butterfly valveNIBCO·Filed 2000·Granted Apr 17, 2001·33 cites·21 claims
- 5078US4514244APlastic pipe elements and methods for making sameNIBCO·Filed 1984·Granted Apr 30, 1985·40 cites·21 claims
Showing the top 50 of 137 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when NIBCO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →