Inventor · disambiguated record
Keiji Ogawa
Also filed as: OGAWA KEIJI
15 granted patents·2 pending applications·258 citations·filing 1991–2022
92Inventor score
Files withMURATA MANUFACTURING CO5MATSUSHITA REFRIGERATION4NEC CORP2NIPPON STEEL & SUMITOMO METAL CORP2ADVICS CO LTD1
Top patents by PatentIndex Score
17 records- 0194US6704202B1Power controller and compressor for refrigeration systemMATSUSHITA REFRIGERATION·Filed 2000·Granted Mar 9, 2004·90 cites·5 claims
- 0288US5857349ARefrigerating apparatus, and refrigerator control and brushless motor starter used in sameMATSUSHITA REFRIGERATION·Filed 1996·Granted Jan 12, 1999·63 cites·24 claims
- 0382US6014004ARefrigerating apparatus, and refrigerator control and brushless motor starter used in sameMATSUSHITA REFRIGERATION·Filed 1998·Granted Jan 11, 2000·43 cites·4 claims
- 0478US5970733ARefrigerating apparatus and refrigerator control and brushless motor starter used in sameMATSUSHITA REFRIGERATION·Filed 1998·Granted Oct 26, 1999·34 cites·4 claims
- 0561US12212209B2Motor unitADVICS CO LTD·Filed 2022·Granted Jan 28, 2025·0 cites·8 claims
- 0659US7672145B2Electronic component moduleMURATA MANUFACTURING CO·Filed 2008·Granted Mar 2, 2010·2 cites·3 claims
- 0755US7126057B2Integrated electronic componentMURATA MANUFACTURING CO·Filed 2004·Granted Oct 24, 2006·6 cites·23 claims
- 0848US10682681B2Press forming apparatus and press forming methodNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Jun 16, 2020·0 cites·6 claims
- 0947US11358203B2Method for producing press-formed productNIPPON STEEL & SUMITOMO METAL CORP·Filed 2017·Granted Jun 14, 2022·0 cites·8 claims
- 1045US7245505B2Laminated electronic componentMURATA MANUFACTURING CO·Filed 2003·Granted Jul 17, 2007·2 cites·18 claims
- 1144US6927744B2Antenna structure of mobile communication device and mobile communication device having the same antenna structureNEC CORP·Filed 2002·Granted Aug 9, 2005·4 cites·13 claims
- 1243US10680464B2Contactless power receiver, contactless power feeder, and contactless power transmission system provided with samePANASONIC IP MAN CO LTD·Filed 2015·Granted Jun 9, 2020·0 cites·16 claims
- 1342US5786736ANon-reciprocal circuit elementMURATA MANUFACTURING CO·Filed 1996·Granted Jul 28, 1998·7 cites·13 claims
- 1439US2005008539A1Sensor informationlinkage apparatusFiled 2002·Application pending·0 cites
- 1538US7151321B2Laminated electronic componentMURATA MANUFACTURING CO·Filed 2004·Granted Dec 19, 2006·0 cites·19 claims
- 1638US5274253ASemiconductor protection device against abnormal voltageNEC CORP·Filed 1991·Granted Dec 28, 1993·7 cites·1 claims
- 1736US2005160185A1Electrical home appliance having access control meansFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →