Inventor · disambiguated record
John Ferrisi
Also filed as: FERRISI JOHN · FERRISI JOHN J
7 granted patents·3 pending applications·60 citations·filing 1997–2018
84Inventor score
Technology areasB66B
Top patents by PatentIndex Score
10 records- 0175US11325809B2Monitoring roller guide healthOTIS ELEVATOR CO·Filed 2018·Granted May 10, 2022·1 cites·19 claims
- 0270US8820483B2Elevator machine supportERICSON RICHARD J·Filed 2008·Granted Sep 2, 2014·8 cites·20 claims
- 0367US8307952B2Elevator system with multiple cars in a hoistwayFARGO RICHARD N·Filed 2004·Granted Nov 13, 2012·13 cites·12 claims
- 0463US7753175B2Elevator car having an angled underslung roping arrangementOTIS ELEVATOR CO·Filed 2005·Granted Jul 13, 2010·8 cites·10 claims
- 0558US5950771ARoller guide friction damperOTIS ELEVATOR CO·Filed 1997·Granted Sep 14, 1999·19 cites·3 claims
- 0654US10011463B2Elevator door friction belt drive including one or more markersOTIS ELEVATOR CO·Filed 2013·Granted Jul 3, 2018·1 cites·19 claims
- 0742US6032764ARoller guide assembly with sound isolationOTIS ELEVATOR CO·Filed 1998·Granted Mar 7, 2000·10 cites·10 claims
- 0841US2010236871A1Elevator door vibration and noise isolatorOTIS ELEVATOR CO·Filed 2007·Application pending·0 cites
- 0937US2008230324A1Frangible Buffer For An Elevator System With Multiple Cars In A HoistwayFERRISI JOHN·Filed 2005·Application pending·0 cites
- 1036US2008142311A1Pit Buffer Assembly for an Elevator SystemFERRISI JOHN·Filed 2005·Application pending·0 cites
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