Inventor · disambiguated record
Masafumi Iwata
Also filed as: IWATA MASAFUMI
18 granted patents·3 pending applications·276 citations·filing 1994–2020
95Inventor score
Top patents by PatentIndex Score
21 records- 0193US8839914B2Elevator system including fire evacuation priorityIWATA MASAFUMI·Filed 2010·Granted Sep 23, 2014·26 cites·16 claims
- 0293US5459665ATransportation system traffic controlling system using a neural networkMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Oct 17, 1995·58 cites·25 claims
- 0389US6394232B1Method and apparatus for control of a group of elevators based on origin floor and destination floor matrixMITSUBISHI ELECTRIC CORP·Filed 2000·Granted May 28, 2002·39 cites·10 claims
- 0486US9096410B2Multi-car elevator control deviceIWATA MASAFUMI·Filed 2010·Granted Aug 4, 2015·10 cites·8 claims
- 0585US8646581B2Elevator group management system having fellow passenger group assignmentIWATA MASAFUMI·Filed 2009·Granted Feb 11, 2014·19 cites·7 claims
- 0684US9394139B2Multi-car elevator and controlling method thereforKUGIYA TAKUO·Filed 2011·Granted Jul 19, 2016·11 cites·7 claims
- 0784US7740112B2Elevator operation control device for selecting an operation control profileMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Jun 22, 2010·15 cites·18 claims
- 0880US7849973B2Refuge support system of double deck elevatorMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Dec 14, 2010·12 cites·9 claims
- 0979US8602172B2Elevator group management systemSUZUKI NAOHIKO·Filed 2009·Granted Dec 10, 2013·13 cites·16 claims
- 1077US8567569B2Elevator group management systemSUZUKI NAOHIKO·Filed 2009·Granted Oct 29, 2013·12 cites·11 claims
- 1174US8505692B2Elevator systemTOKURA SAKURAKO·Filed 2008·Granted Aug 13, 2013·10 cites·6 claims
- 1271US8245819B2Refuge supporting device of elevatorHIKITA SHIRO·Filed 2007·Granted Aug 21, 2012·9 cites·5 claims
- 1367US9108823B2Elevator safety control deviceWASHIO KAZUNORI·Filed 2010·Granted Aug 18, 2015·4 cites·35 claims
- 1465US9079752B2Elevator group supervisory control system and method with park floor cancellationTAKESHIMA KOJI·Filed 2009·Granted Jul 14, 2015·8 cites·8 claims
- 1564US8006807B2Elevator group control apparatusMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Aug 30, 2011·6 cites·10 claims
- 1659US5544059ATraffic means controlling apparatusMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Aug 6, 1996·20 cites·18 claims
- 1758US8493230B2Elevator evacuation supporting systemHIKITA SHIRO·Filed 2008·Granted Jul 23, 2013·4 cites·6 claims
- 1847US2022390911A1Operational know-how estimation device and operational know-how estimation methodMITSUBISHI ELECTRIC CORP·Filed 2019·Application pending·0 cites
- 1944US2011108365A1Evacuation supporting systemMITSUBISHI ELECTRIC CORP·Filed 2008·Application pending·0 cites
- 2042US7681697B2Elevator operation control device which controls the elevator based on a sensed temperatureMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Mar 23, 2010·0 cites·15 claims
- 2139US2023141642A1Work assignment deviceMITSUBISHI ELECTRIC CORP·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →