Assignee
ARMSTRONG INT INC
US·35 granted patents·1 pending application·713 citations·filing 1981–2023
Top patents by PatentIndex Score
36 records- 0191US11726068B2Steam/hot water device monitoringARMSTRONG INT INC·Filed 2022·Granted Aug 15, 2023·2 cites·20 claims
- 0290US5516466ASteam humidifier systemARMSTRONG INT INC·Filed 1994·Granted May 14, 1996·113 cites·20 claims
- 0388US11255823B2Steam/hot water device monitoringARMSTRONG INT INC·Filed 2019·Granted Feb 22, 2022·4 cites·17 claims
- 0486US4842460ALoad holding deviceARMSTRONG INT INC·Filed 1987·Granted Jun 27, 1989·62 cites·12 claims
- 0585US7246036B2Remote monitor for steam trapsARMSTRONG INT INC·Filed 2004·Granted Jul 17, 2007·21 cites·10 claims
- 0684US7203626B2Method and apparatus for analyzing steam trap dataARMSTRONG INT INC·Filed 2005·Granted Apr 10, 2007·12 cites·32 claims
- 0783USD292391SBracket for mounting outboard engine behind boat transomARMSTRONG INT INC·Filed 1985·Granted Oct 20, 1987·22 cites·1 claims
- 0881US7702484B2Steam trap monitoringARMSTRONG INT INC·Filed 2005·Granted Apr 20, 2010·8 cites·14 claims
- 0980US6145529AMonitoring steam traps using RF signalingARMSTRONG INT INC·Filed 1999·Granted Nov 14, 2000·44 cites·15 claims
- 1080US5992436AMonitoring steam traps using RF signalingARMSTRONG INT INC·Filed 1997·Granted Nov 30, 1999·42 cites·23 claims
- 1179US7912675B2Method and apparatus for analyzing steam trap dataARMSTRONG INT INC·Filed 2005·Granted Mar 22, 2011·9 cites·30 claims
- 1277US4630633ASteam trap checkerARMSTRONG INT INC·Filed 1985·Granted Dec 23, 1986·37 cites·14 claims
- 1375US7150100B2Method of forming a jacketed steam distribution tubeARMSTRONG INT INC·Filed 2004·Granted Dec 19, 2006·23 cites·14 claims
- 1475US4508135ACombined inlet and outlet fittingARMSTRONG INT INC·Filed 1982·Granted Apr 2, 1985·31 cites·26 claims
- 1570US12480916B2Device monitoring systems and methodsARMSTRONG INT INC·Filed 2023·Granted Nov 25, 2025·0 cites·20 claims
- 1669US5942163ALow pressure jacketed steam manifoldARMSTRONG INT INC·Filed 1997·Granted Aug 24, 1999·40 cites·30 claims
- 1766US5881766AManifold and station for mounting steam/condensate responsive devices in a condensate return lineARMSTRONG INT INC·Filed 1997·Granted Mar 16, 1999·22 cites·21 claims
- 1866US4675505AStepped output steam humidifierARMSTRONG INT INC·Filed 1986·Granted Jun 23, 1987·31 cites·15 claims
- 1965US6599096B1Steam driven pumpARMSTRONG INT INC·Filed 2001·Granted Jul 29, 2003·19 cites·13 claims
- 2064US6467503B2Manifold and station for mounting steam/condensate responsive devices in a condensate return lineARMSTRONG INT INC·Filed 2001·Granted Oct 22, 2002·10 cites·44 claims
- 2164US4875428AMotorized outrigger driveARMSTRONG INT INC·Filed 1988·Granted Oct 24, 1989·24 cites·24 claims
- 2258US5065785ASteam trap with separate steam and condensate inletsARMSTRONG INT INC·Filed 1990·Granted Nov 19, 1991·26 cites·10 claims
- 2358US5056759AProtected bellows for valveARMSTRONG INT INC·Filed 1990·Granted Oct 15, 1991·22 cites·6 claims
- 2457US5947145ACombination steam trap and flow valve assemblyARMSTRONG INT INC·Filed 1997·Granted Sep 7, 1999·19 cites·33 claims
- 2554US6070559AAnnular tube heat exchangerARMSTRONG INT INC·Filed 1999·Granted Jun 6, 2000·16 cites·20 claims
- 2649US6602056B1Steam driven pumpARMSTRONG INT INC·Filed 2001·Granted Aug 5, 2003·7 cites·19 claims
- 2749US4468962AEnergy loss detection systemARMSTRONG INT INC·Filed 1982·Granted Sep 4, 1984·14 cites·9 claims
- 2848US2016025393A1Refrigeration Purger MonitorARMSTRONG INT INC·Filed 2014·Application pending·0 cites
- 2942US7201181B1Mixing valveARMSTRONG INT INC·Filed 2004·Granted Apr 10, 2007·4 cites·9 claims
- 3039US6446877B1Gas fired humidifierARMSTRONG INT INC·Filed 2000·Granted Sep 10, 2002·2 cites·28 claims
- 3138US6099260APump trap assembly having multiple pivot axesARMSTRONG INT INC·Filed 1998·Granted Aug 8, 2000·9 cites·31 claims
- 3237US4852292ACable terminalARMSTRONG INT INC·Filed 1988·Granted Aug 1, 1989·9 cites·7 claims
- 3336US10667023B2Steam/hot water monitoring and control systemARMSTRONG INT INC·Filed 2016·Granted May 26, 2020·0 cites·18 claims
- 3434US11460152B2Steam trap and valve assembly stationARMSTRONG INT INC·Filed 2020·Granted Oct 4, 2022·0 cites·16 claims
- 3534US4456173AEnergy loss detection systemARMSTRONG INT INC·Filed 1981·Granted Jun 26, 1984·8 cites·9 claims
- 3632USD884519SHandheld testerARMSTRONG INT INC·Filed 2018·Granted May 19, 2020·1 cites·1 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →