Inventor · disambiguated record
Masaru Nakamura
Also filed as: ITOH TAKAO · NAKAMURA MASARU
197 granted patents·48 pending applications·2,910 citations·filing 1978–2025
99Inventor score
Top patents by PatentIndex Score
245 records- 0198US7507639B2Wafer dividing methodDISCO CORP·Filed 2006·Granted Mar 24, 2009·117 cites·2 claims
- 0298US4897457ANovel fluorine-containing cyclic polymerASAHI GLASS CO LTD·Filed 1988·Granted Jan 30, 1990·236 cites·15 claims
- 0397US6856433B2Holographic recording medium and holographic recording/reproducing apparatus using the samePIONEER CORP·Filed 2003·Granted Feb 15, 2005·110 cites·8 claims
- 0495US5498657AFluorine-containing polymer compositionASAHI GLASS CO LTD·Filed 1994·Granted Mar 12, 1996·71 cites·14 claims
- 0595US4910276ACyclic polymerizationASAHI GLASS CO LTD·Filed 1988·Granted Mar 20, 1990·97 cites·12 claims
- 0694US7535736B2Switching power supply for reducing external parts for overcurrent protectionSANKEN ELECTRIC CO LTD·Filed 2007·Granted May 19, 2009·48 cites·8 claims
- 0794US5462586AOil-and water repellent gas-permeable filterJAPAN GORE TEX INC·Filed 1994·Granted Oct 31, 1995·137 cites·6 claims
- 0893US11387133B2Wafer processing methodDISCO CORP·Filed 2021·Granted Jul 12, 2022·2 cites·2 claims
- 0992US9748182B2Wafer processing methodDISCO CORP·Filed 2016·Granted Aug 29, 2017·8 cites·1 claims
- 1092US9270177B1Switching power-supply deviceSANKEN ELECTRIC CO LTD·Filed 2014·Granted Feb 23, 2016·13 cites·11 claims
- 1191US8570019B2Switching power source apparatusNAKAMURA MASARU·Filed 2011·Granted Oct 29, 2013·12 cites·13 claims
- 1291US8258763B2Switching power supply unit and control circuit for sameNAKAMURA MASARU·Filed 2010·Granted Sep 4, 2012·37 cites·11 claims
- 1391US7682858B2Wafer processing method including formation of a deteriorated layerDISCO CORP·Filed 2005·Granted Mar 23, 2010·18 cites·8 claims
- 1490US7622366B2Method of manufacturing semiconductor deviceDISCO CORP·Filed 2008·Granted Nov 24, 2009·20 cites·1 claims
- 1589US8957658B2Switching power-supply deviceSANKEN ELECTRIC CO LTD·Filed 2013·Granted Feb 17, 2015·12 cites·5 claims
- 1688US11583962B2Holding table manufacturing methodDISCO CORP·Filed 2021·Granted Feb 21, 2023·1 cites·7 claims
- 1788US5216693ASpread spectrum communications systemRICOH KK·Filed 1991·Granted Jun 1, 1993·107 cites·23 claims
- 1887US5449558AOptical article having an antireflection layerASAHI GLASS CO LTD·Filed 1994·Granted Sep 12, 1995·65 cites·14 claims
- 1986US7897488B2Dividing method for wafer having film on the front side thereofDISCO CORP·Filed 2009·Granted Mar 1, 2011·11 cites·7 claims
- 2086US7329564B2Wafer dividing methodDISCO CORP·Filed 2005·Granted Feb 12, 2008·12 cites·4 claims
- 2185US9640420B2Wafer processing methodDISCO CORP·Filed 2016·Granted May 2, 2017·4 cites·3 claims
- 2285US7920453B2Optical information recording/reproduction apparatus and recording condition adjusting methodNEC CORP·Filed 2007·Granted Apr 5, 2011·6 cites·4 claims
- 2384US7545657B2Switching power source apparatusSANKEN ELECTRIC CO LTD·Filed 2007·Granted Jun 9, 2009·20 cites·3 claims
- 2484US7063083B2Wafer dividing method and apparatusDISCO CORP·Filed 2005·Granted Jun 20, 2006·8 cites·7 claims
- 2584US5205032AElectronic parts mounting apparatusTOSHIBA KK·Filed 1991·Granted Apr 27, 1993·92 cites·18 claims
- 2683US5160275AElectrical connector for circuit boardsHIROSE ELECTRIC CO LTD·Filed 1991·Granted Nov 3, 1992·63 cites·7 claims
- 2783US4667212AIntegrated optical and electric circuit deviceTOSHIBA KK·Filed 1985·Granted May 19, 1987·45 cites·16 claims
- 2882US10438898B2Wafer processing methodDISCO CORP·Filed 2017·Granted Oct 8, 2019·3 cites·2 claims
- 2982US10343951B2Magnesium fluoride sintered compact, method for manufacturing magnesium fluoride sintered compact, neutron moderator, and method for manufacturing neutron moderatorNIPPON LIGHT METAL CO·Filed 2018·Granted Jul 9, 2019·2 cites·15 claims
- 3082US9680378B2Switching power-supply deviceSANKEN ELECTRIC CO LTD·Filed 2015·Granted Jun 13, 2017·4 cites·8 claims
- 3182US9269624B2Wafer processing methodDISCO CORP·Filed 2015·Granted Feb 23, 2016·5 cites·5 claims
- 3282US7696067B2Method of manufacturing deviceDISCO CORP·Filed 2009·Granted Apr 13, 2010·8 cites·1 claims
- 3382US7446020B2Wafer dividing method and dividing apparatusDISCO CORP·Filed 2005·Granted Nov 4, 2008·8 cites·6 claims
- 3482US5093571AMethod and device for analyzing gas in process chamberFUJITSU LTD·Filed 1990·Granted Mar 3, 1992·46 cites·16 claims
- 3582USD313007SPrinted-circuit board connectorHIROSE ELECTRIC CO LTD·Filed 1987·Granted Dec 18, 1990·20 cites·1 claims
- 3682US4838811AModular connector with EMI countermeasureHIROSE ELECTRIC CO LTD·Filed 1987·Granted Jun 13, 1989·45 cites·7 claims
- 3781US9583391B2Wafer processing methodDISCO CORP·Filed 2016·Granted Feb 28, 2017·3 cites·1 claims
- 3881US7618878B2Wafer dividing methodDISCO CORP·Filed 2008·Granted Nov 17, 2009·6 cites·2 claims
- 3981US7470566B2Wafer dividing methodDISCO CORP·Filed 2006·Granted Dec 30, 2008·6 cites·2 claims
- 4081US5691615AAdaptive PI control methodFANUC LTD·Filed 1993·Granted Nov 25, 1997·57 cites·9 claims
- 4181US4510201APolyvinyl chloride resinous molded sheet productKANEGAFUCHI CHEMICAL IND·Filed 1982·Granted Apr 9, 1985·64 cites·13 claims
- 4280US5117272AHaving a protective film of a polymer having a fluorine-containing aliphatic cyclic structureASAHI GLASS CO LTD·Filed 1990·Granted May 26, 1992·82 cites·23 claims
- 4379US7666760B2Method of dividing waferDISCO CORP·Filed 2008·Granted Feb 23, 2010·6 cites·1 claims
- 4479US6874671B2Soldering toolNAKAJIMA COPPER WORKS INC·Filed 2003·Granted Apr 5, 2005·21 cites·9 claims
- 4579US6194821B1Decomposition apparatus of organic compound, decomposition method thereof, excimer UV lamp and excimer emission apparatusQUARK SYSTEMS CO LTD·Filed 1998·Granted Feb 27, 2001·54 cites·9 claims
- 4678US6205169B1Spread spectrum pulse position modulation communication systemRICOH KK·Filed 2000·Granted Mar 20, 2001·17 cites·7 claims
- 4778US5303258ASpread spectrum communications systemRICOH KK·Filed 1992·Granted Apr 12, 1994·61 cites·14 claims
- 4878US5221984AOptical data transmission device with parallel channel paths for arrayed optical elementsTOSHIBA KK·Filed 1990·Granted Jun 22, 1993·62 cites·11 claims
- 4978US5021361AMethod for making a field effect transistor integrated with an opto-electronic deviceTOSHIBA KK·Filed 1989·Granted Jun 4, 1991·53 cites·8 claims
- 5077US9868673B2Method for manufacturing magnesium fluoride sintered compact, method for manufacturing neutron moderator, and neutron moderatorNIPPON LIGHT METAL CO·Filed 2016·Granted Jan 16, 2018·3 cites·7 claims
Showing the top 50 of 245 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →