Inventor · disambiguated record
Junichiro Ishikawa
Also filed as: ISHIKAWA JUNICHIRO
7 granted patents·2 pending applications·105 citations·filing 1998–2021
84Inventor score
Top patents by PatentIndex Score
9 records- 0189US7896137B2Elevator power system having plural storage apparatusesMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Mar 1, 2011·26 cites·12 claims
- 0278US6405834B1Elevator maintenance/operation apparatusMITSUBISHI ELECTRIC CORP·Filed 1999·Granted Jun 18, 2002·35 cites·13 claims
- 0372US11070046B2Short-circuit protection circuit for self-arc-extinguishing type semiconductor elementMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jul 20, 2021·4 cites·15 claims
- 0471US6230845B1Moveable control panel for elevatorsMITSUBISHI ELECTRIC CORP·Filed 1998·Granted May 15, 2001·29 cites·10 claims
- 0568US8576593B2AC-DC power converting apparatus having sub-converters connected in series between main converter and AC power supplyMORI OSAMU·Filed 2009·Granted Nov 5, 2013·9 cites·9 claims
- 0658US9419605B2Composite semiconductor switching deviceISHIKAWA JUNICHIRO·Filed 2012·Granted Aug 16, 2016·2 cites·4 claims
- 0743US2024097557A1Noise suppression deviceMITSUBISHI ELECTRIC CORP·Filed 2021·Application pending·0 cites
- 0840US2025132757A1Semiconductor drive device and power conversion device comprising sameMITSUBISHI ELECTRIC CORP·Filed 2021·Application pending·0 cites
- 0938US9966947B2Gate driving circuit for insulated gate-type power semiconductor elementMITSUBISHI ELECTRIC CORP·Filed 2014·Granted May 8, 2018·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →