Inventor · disambiguated record
Akihiro Tsumura
Also filed as: TSUMURA AKIHIRO
27 granted patents·4 pending applications·105 citations·filing 2012–2021
94Inventor score
Files withMITSUBISHI ELECTRIC CORP24RISO KAGAKU CORP4ARISAWA KOICHI1HATAKEYAMA KAZUNORI1NOGUCHI YOSHIHIRO1
Top patents by PatentIndex Score
31 records- 0196US9935569B2Motor drive control apparatus, compressor, fan, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Apr 3, 2018·17 cites·11 claims
- 0294US9787246B2Motor drive control device, compressor, air-sending device, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Oct 10, 2017·14 cites·7 claims
- 0393US9712071B2Power conversion device and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jul 18, 2017·15 cites·13 claims
- 0490US10263539B2Power converter and air-conditioning apparatus using the sameMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Apr 16, 2019·5 cites·11 claims
- 0590US9941834B2Power conversion apparatus and air-conditioning apparatus including the power conversion apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Apr 10, 2018·12 cites·17 claims
- 0690US9692312B2Power conversion apparatus, and air-conditioning apparatus using the sameMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jun 27, 2017·17 cites·11 claims
- 0790US9431915B2Power conversion apparatus and refrigeration air-conditioning apparatusARISAWA KOICHI·Filed 2013·Granted Aug 30, 2016·12 cites·18 claims
- 0878US9272865B2Sheet transfer deviceRISO KAGAKU CORP·Filed 2014·Granted Mar 1, 2016·4 cites·6 claims
- 0977US9567177B2Paper discharge deviceRISO KAGAKU CORP·Filed 2015·Granted Feb 14, 2017·2 cites·6 claims
- 1074US11658601B2Motor control device and air-conditioning apparatus having the sameMITSUBISHI ELECTRIC CORP·Filed 2019·Granted May 23, 2023·1 cites·7 claims
- 1172US9998007B2Boost converter with flying capacitor and refrigeration circuitMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jun 12, 2018·3 cites·13 claims
- 1271US11211875B2Power converter, compressor, air-sending device, and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Dec 28, 2021·1 cites·17 claims
- 1360US9385642B2Air conditionerHATAKEYAMA KAZUNORI·Filed 2012·Granted Jul 5, 2016·1 cites·16 claims
- 1459US9742267B2Power conversion apparatus and refrigeration air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Aug 22, 2017·1 cites·17 claims
- 1558US11424698B2Motor control device and air-conditioning deviceMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Aug 23, 2022·0 cites·11 claims
- 1657US11012011B2Motor control device and air conditionerMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 18, 2021·0 cites·14 claims
- 1751US11456684B2Electric motor control deviceMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Sep 27, 2022·0 cites·13 claims
- 1850US9621025B2Backflow preventing device, power conversion apparatus, motor driver, and refrigerating and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Apr 11, 2017·0 cites·18 claims
- 1949US11196361B2Electric motor control deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Dec 7, 2021·0 cites·9 claims
- 2048US10003184B2Backflow preventing device, power conversion device, and refrigeration air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jun 19, 2018·0 cites·15 claims
- 2148US2024053071A1Refrigeration cycle apparatusMITSUBISHI ELECTRIC CORP·Filed 2021·Application pending·0 cites
- 2247US10404196B2Backflow preventing device, power conversion apparatus, and refrigerating and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Sep 3, 2019·0 cites·13 claims
- 2346US11509232B2Power converter and air-conditioning apparatus using the sameMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Nov 22, 2022·0 cites·4 claims
- 2446US10116205B2Power conversion device and refrigerating and air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Oct 30, 2018·0 cites·13 claims
- 2545US12334809B2Power supply shut-off control deviceMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Jun 17, 2025·0 cites·14 claims
- 2645US9481538B2Paper discharge deviceRISO KAGAKU CORP·Filed 2015·Granted Nov 1, 2016·0 cites·3 claims
- 2743US2014187400A1Enveloping machineRISO KAGAKU CORP·Filed 2013·Application pending·0 cites
- 2842US11682989B2Motor control deviceMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jun 20, 2023·0 cites·8 claims
- 2942US2016156281A1Power conversion device and refrigeration air-conditioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2013·Application pending·0 cites
- 3040US11133762B2Drive system, fluid utilization apparatus, and air conditionerMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Sep 28, 2021·0 cites·15 claims
- 3132US2012260606A1Aligning apparatus and enclosing and sealing apparatusNOGUCHI YOSHIHIRO·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →