Inventor · disambiguated record
Masao Murai
Also filed as: MURAI MASAO
17 granted patents·5 pending applications·116 citations·filing 1983–2013
93Inventor score
Top patents by PatentIndex Score
22 records- 0195US7148442B2Power supply device for electric discharge machiningFANUC LTD·Filed 2005·Granted Dec 12, 2006·16 cites·4 claims
- 0276US8735762B2Wire electric discharge machine capable of detecting machining state and determining average voltage in machining gapFANUC CORP·Filed 2012·Granted May 27, 2014·4 cites·12 claims
- 0376US7764601B2Switching between layer 2 switches as destination of IP packets from cardsNEC CORP·Filed 2005·Granted Jul 27, 2010·7 cites·12 claims
- 0472US8975554B2Wire electric discharge machine capable of detecting machining stateKAWAHARA AKIYOSHI·Filed 2011·Granted Mar 10, 2015·4 cites·5 claims
- 0569US7054712B2Wire contact/noncontact boundary position detecting apparatus of wire cut discharge machineFANUC LTD·Filed 2003·Granted May 30, 2006·8 cites·6 claims
- 0667US9486869B2Power supply device for electric discharge machiningFANUC CORP·Filed 2013·Granted Nov 8, 2016·2 cites·10 claims
- 0760US6130510AElectric discharge machining power source unit for electric discharge machineFANUC LTD·Filed 1998·Granted Oct 10, 2000·21 cites·8 claims
- 0855US8901448B2Electric discharge machineMURAI MASAO·Filed 2011·Granted Dec 2, 2014·1 cites·18 claims
- 0951US4672325AClock frequency detection circuitNEC CORP·Filed 1984·Granted Jun 9, 1987·17 cites·5 claims
- 1049US7323654B2Electric discharge machining apparatusFANUC LTD·Filed 2006·Granted Jan 29, 2008·0 cites·1 claims
- 1148US2008173617A1Electric discharge machining apparatusFANUC LTD·Filed 2007·Application pending·0 cites
- 1244US6844517B2Power supply device for electric discharge machineFANUC LTD·Filed 2003·Granted Jan 18, 2005·1 cites·2 claims
- 1343US4787469APower steering systemMITSUBISHI MOTORS CORP·Filed 1986·Granted Nov 29, 1988·9 cites·10 claims
- 1440US5521921AData communications method and apparatusNEC CORP·Filed 1995·Granted May 28, 1996·13 cites·8 claims
- 1537US2004075966A1Electric discharge apparatusFANUC LTD·Filed 2003·Application pending·0 cites
- 1636US4586162ABit pattern check circuitNEC CORP·Filed 1983·Granted Apr 29, 1986·7 cites·6 claims
- 1735US2002060528A1Contact detecting apparatus for electric discharge machineFANUC LTD·Filed 2001·Application pending·0 cites
- 1835US2002043518A1Electric discharge machining apparatusFiled 2001·Application pending·0 cites
- 1933US2008261609A1Method of allocating resources in a radio base station apparatusMURAI MASAO·Filed 2008·Application pending·0 cites
- 2031US8432116B2Torque motor driving device for wire cut electrical discharge machinesFURUTA TOMOYUKI·Filed 2011·Granted Apr 30, 2013·0 cites·5 claims
- 2131US5600647ACommunication data switching apparatus and communication system with such switching apparatusNEC CORP·Filed 1995·Granted Feb 4, 1997·3 cites·4 claims
- 2230US5355499AInterruption circuit operable at a high speedNEC CORP·Filed 1992·Granted Oct 11, 1994·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →