Inventor · disambiguated record
Yoshikazu Ukai
Also filed as: UKAI YOSHIKAZU
19 granted patents·4 pending applications·265 citations·filing 1998–2020
94Inventor score
Top patents by PatentIndex Score
23 records- 0189US6590165B1Printed wiring board having throughole and annular landsIBIDEN CO LTD·Filed 1998·Granted Jul 8, 2003·99 cites·5 claims
- 0286US8003911B2Wire electrical discharge machining apparatusMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Aug 23, 2011·7 cites·15 claims
- 0386US7638726B2Wire electric discharge machining apparatus and wire electric discharge machining methodMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Dec 29, 2009·8 cites·14 claims
- 0486US6358630B1Soldering member for printed wiring boardsIBIDEN CO LTD·Filed 1998·Granted Mar 19, 2002·64 cites·4 claims
- 0583US6756557B1Power supply for wire electric discharge machiningMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Jun 29, 2004·15 cites·7 claims
- 0677US10589369B2Electrode wire for electrical discharge machining and method of manufacturing electrode wire for electrical discharge machiningOKI ELECTRIC CABLE·Filed 2015·Granted Mar 17, 2020·3 cites·2 claims
- 0777US7552531B2Method of manufacturing a printed wiring board having a previously formed opening hole in an innerlayer conductor circuitIBIDEN CO LTD·Filed 2003·Granted Jun 30, 2009·22 cites·5 claims
- 0872US6727455B1Power supply system for applying a voltage of both positive and negative polarities in electric discharge machiningMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Apr 27, 2004·9 cites·7 claims
- 0972US6580048B2Electrical discharge machining apparatus supplying initial and processing currentsMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Jun 17, 2003·10 cites·10 claims
- 1071US6930273B2Power supply unit for wire electrical discharge machining and method of wire electrical discharge machiningMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Aug 16, 2005·9 cites·12 claims
- 1171US6396021B1Wire-discharge machining apparatusMITSUBISHI ELECTRIC CORP·Filed 2000·Granted May 28, 2002·9 cites·15 claims
- 1268US9130554B2High-frequency power source deviceHASHIMOTO TAKASHI·Filed 2012·Granted Sep 8, 2015·2 cites·4 claims
- 1367US8258420B2Wire electrical discharge machining apparatusONODERA YASUO·Filed 2006·Granted Sep 4, 2012·2 cites·8 claims
- 1463US8309876B2Electric discharge machining apparatus and electric discarge machining methodHASHIMOTO TAKASHI·Filed 2008·Granted Nov 13, 2012·1 cites·7 claims
- 1556US6781080B1Wire electric discharge machine with stored discharge energy threshold functionMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Aug 24, 2004·5 cites·7 claims
- 1649US8350177B2Electric discharge machining device that applies a voltage pulse between a processing electrode and a workpieceMITSUBISHI ELECTRIC CORP·Filed 2008·Granted Jan 8, 2013·0 cites·8 claims
- 1749US2023131125A1Additive manufacturing apparatus, additive manufacturing method, and machine learning deviceMITSUBISHI ELECTRIC CORP·Filed 2020·Application pending·0 cites
- 1848US8183492B2Power supply circuit for wire electric discharge machining apparatusHASHIMOTO TAKASHI·Filed 2006·Granted May 22, 2012·0 cites·20 claims
- 1948US2010294743A1Electric discharge deviceMITSUBISHI ELECTRIC CORP·Filed 2008·Application pending·0 cites
- 2046US7928337B2Apparatus for machining a workpiece using wire discharge including an upper and lower power supply unitMITSUBISHI ELECTRIC CORP·Filed 2006·Granted Apr 19, 2011·0 cites·12 claims
- 2145US2021323092A1Additive manufacturing apparatus and additive manufacturing methodMITSUBISHI ELECTRIC CORP·Filed 2019·Application pending·0 cites
- 2239US9272349B2Numerical control device, wire electric discharge machining apparatus using the same, and wire electric discharge machining method using the sameONODERA YASUO·Filed 2010·Granted Mar 1, 2016·0 cites·9 claims
- 2328US2013062318A1Wire discharge machineEBASHI KYOICHI·Filed 2010·Application pending·0 cites
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