Inventor · disambiguated record
Bryan Robert Siewert
Also filed as: SIEWERT BRYAN · SIEWERT BRYAN R · SIEWERT BRYAN ROBERT
17 granted patents·11 pending applications·87 citations·filing 2003–2024
92Inventor score
Top patents by PatentIndex Score
28 records- 0183US9849321B2Concealed sprinkler activationMARIOFF CORP OY·Filed 2013·Granted Dec 26, 2017·9 cites·35 claims
- 0280US8904708B2Door zone protectionZACCHIO JOSEPH·Filed 2008·Granted Dec 9, 2014·20 cites·22 claims
- 0375US10189679B2Elevator car power supplyOTIS ELEVATOR CO·Filed 2016·Granted Jan 29, 2019·1 cites·16 claims
- 0474US11001477B2Elevator linear propulsion system with cooling deviceOTIS ELEVATOR CO·Filed 2016·Granted May 11, 2021·1 cites·20 claims
- 0573US7878306B2Elevator system without a moving counterweightOTIS ELEVATOR CO·Filed 2007·Granted Feb 1, 2011·8 cites·13 claims
- 0673US7650970B2Elevator door lock sensor device including proximity sensor elements in a selected geometric patternOTIS ELEVATOR CO·Filed 2004·Granted Jan 26, 2010·16 cites·20 claims
- 0772US10865071B2Configurable multicar elevator systemOTIS ELEVATOR CO·Filed 2015·Granted Dec 15, 2020·1 cites·16 claims
- 0870US2025270069A1Orthogonally aligned safety net for elevator systemOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 0967US7562759B2Passenger conveyor handrail with sliding material on toothed driven surfaceOTIS ELEVATOR CO·Filed 2005·Granted Jul 21, 2009·7 cites·8 claims
- 1066US8201665B2Magnetic door coupling device for an elevator systemGIERAS JACEK F·Filed 2007·Granted Jun 19, 2012·3 cites·20 claims
- 1158US9272882B2Detection of people relative to a passenger conveyor with a capacitive sensorSOLDNER NICHOLAS C·Filed 2009·Granted Mar 1, 2016·6 cites·11 claims
- 1257US7614490B2Passenger conveyor handrail having a gripping surface with a generally circular cross-sectionOTIS ELEVATOR CO·Filed 2005·Granted Nov 10, 2009·4 cites·18 claims
- 1350US7823699B2Electromagnetically operated elevator door lockOTIS ELEVATOR CO·Filed 2004·Granted Nov 2, 2010·6 cites·10 claims
- 1449US8678140B2Electromagnet and elevator door couplerGIERAS JACEK F·Filed 2005·Granted Mar 25, 2014·1 cites·25 claims
- 1549US2010178862A1Stack Effect MitigationCARRIER CORP·Filed 2007·Application pending·0 cites
- 1645US8424652B2Electromagnet and elevator door couplerGIERAS JACEK F·Filed 2007·Granted Apr 23, 2013·0 cites·17 claims
- 1744US2015308589A1Flexible conduit for use in a fire suppression systemUTC FIRE & SECURITY AMERICAS·Filed 2013·Application pending·0 cites
- 1843US2018237266A1Configurable multicar elevator systemOTIS ELEVATOR CO·Filed 2016·Application pending·0 cites
- 1942US7810611B2Elevator car assembly having an adjustable platformOTIS ELEVATOR CO·Filed 2003·Granted Oct 12, 2010·4 cites·10 claims
- 2041US9849318B2Fire suppression system with variable dual use of gas sourceSIEWERT BRYAN ROBERT·Filed 2010·Granted Dec 26, 2017·0 cites·14 claims
- 2141US2017362061A1Transfer station and car disengagement mechanism for a ropeless elevator systemOTIS ELEVATOR CO·Filed 2015·Application pending·0 cites
- 2240US9907986B2Fire suppression system with dual use of gas sourceSIEWERT BRYAN ROBERT·Filed 2010·Granted Mar 6, 2018·0 cites·9 claims
- 2340US2009008217A1Positive linear handrail drive with toothed beltOTIS ELEVATOR CO·Filed 2005·Application pending·0 cites
- 2440US2014138102A1Effervescent fire suppressionCORN MAY L·Filed 2011·Application pending·0 cites
- 2539US2008271957A1Elevator Door CouplerSIEWERT BRYAN R·Filed 2004·Application pending·0 cites
- 2638US2006225965A1Elevator system without a moving counterweightSIEWERT BRYAN R·Filed 2003·Application pending·0 cites
- 2737US2008271958A1Elevator Door LockLELIC MUHIDIN A·Filed 2004·Application pending·0 cites
- 2834US2007131490A1Elevator system without a moving counterweightSIEWERT BRYAN R·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →