Inventor · disambiguated record
Makoto Tokumaru
Also filed as: TOKUMARU MAKOTO
14 granted patents·3 pending applications·7 citations·filing 1989–2021
84Inventor score
Top patents by PatentIndex Score
17 records- 0165US10953901B2Train operation control system and train operation control methodMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Mar 23, 2021·1 cites·7 claims
- 0262US12491769B2Spinning and sliding detection device and spinning and sliding detection methodMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Dec 9, 2025·0 cites·18 claims
- 0362US10829097B2Speed control deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Nov 10, 2020·1 cites·4 claims
- 0455US12221143B2On-board apparatus, ground apparatus, and train control systemMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Feb 11, 2025·0 cites·20 claims
- 0550US11548540B2Train control system, ground control apparatus, and on-board control apparatusMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jan 10, 2023·0 cites·10 claims
- 0649US9050983B2Onboard apparatus and train-position calculation methodTOKUMARU MAKOTO·Filed 2012·Granted Jun 9, 2015·1 cites·11 claims
- 0749US8939412B2Train-position locating device and train-position locating methodTOKUMARU MAKOTO·Filed 2012·Granted Jan 27, 2015·1 cites·12 claims
- 0849US8655520B2Automatic train control device and train control methodTOKUMARU MAKOTO·Filed 2010·Granted Feb 18, 2014·1 cites·8 claims
- 0948US11458999B2On-board control apparatus and platform-door control systemMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Oct 4, 2022·0 cites·14 claims
- 1047US2024003937A1On-board control device and acceleration sensor diagnosis methodMITSUBISHI ELECTRIC CORP·Filed 2020·Application pending·0 cites
- 1144US2024067241A1Train control device, train control system, and train control methodMITSUBISHI ELECTRIC CORP·Filed 2021·Application pending·0 cites
- 1244US2024067239A1Train control device and slip-slide detection methodMITSUBISHI ELECTRIC CORP·Filed 2021·Application pending·0 cites
- 1340US11987275B2Train control system and obstacle detection deviceMITSUBISHI ELECTRIC CORP·Filed 2018·Granted May 21, 2024·0 cites·16 claims
- 1440US11198458B2Speed control device, wireless train control system, and speed control methodMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Dec 14, 2021·0 cites·3 claims
- 1539US11634037B2Train operation control apparatus, operation management apparatus, train control system, and train operation methodMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Apr 25, 2023·0 cites·7 claims
- 1639US11433933B2Ground base device, unmanned operation system, operation system, and unmanned operation methodMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Sep 6, 2022·0 cites·5 claims
- 1727US4991969AMethod for measuring film thicknessMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Feb 12, 1991·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →