Inventor · disambiguated record
Yasushi Nakayama
Also filed as: NAKAYAMA YASUSHI
43 granted patents·2 pending applications·323 citations·filing 1996–2021
97Inventor score
Top patents by PatentIndex Score
45 records- 0190US6493748B1Information management system, local computer, server computer, and recording mediumFUJITSU LTD·Filed 2000·Granted Dec 10, 2002·73 cites·18 claims
- 0287US6906574B2Drive circuit for driving power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Jun 14, 2005·35 cites·14 claims
- 0384US7881086B2Power conversion device and fabricating method for the sameMITSUBISHI ELECTRIC CORP·Filed 2007·Granted Feb 1, 2011·22 cites·17 claims
- 0483US9281680B2Power switching circuitNAKAYAMA YASUSHI·Filed 2013·Granted Mar 8, 2016·7 cites·9 claims
- 0582US6897176B2Olefin polymerization catalyst and process for producing olefin polymer with the catalystMITSUI CHEMICALS INC·Filed 2002·Granted May 24, 2005·20 cites·5 claims
- 0681US11063025B2Semiconductor module and power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Jul 13, 2021·4 cites·20 claims
- 0781US8258361B2Transition metal complex compounds, olefin oligomerization catalysts including the compounds, and processes for producing olefin oligomers using the catalystsSUZUKI YASUHIKO·Filed 2008·Granted Sep 4, 2012·5 cites·15 claims
- 0880US7601423B2Ethylene-based polymer microparticles, functional group-containing ethylene-based polymer microparticles, and catalyst carriers for manufacture thereofMITSUI CHEMICALS INC·Filed 2005·Granted Oct 13, 2009·11 cites·6 claims
- 0980US6967519B2Drive circuit for a power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2003·Granted Nov 22, 2005·24 cites·25 claims
- 1078US9899328B2Power semiconductor moduleMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Feb 20, 2018·5 cites·17 claims
- 1178US7528091B2Magnesium-containing carrier component and application to olefin polymerizationMITSUI CHEMICALS INC·Filed 2007·Granted May 5, 2009·3 cites·5 claims
- 1277US7208559B2Ethylened polymer and molded object obtained therefromMITSUI CHEMICALS INC·Filed 2003·Granted Apr 24, 2007·14 cites·10 claims
- 1375US10804186B2Semiconductor module and power converterMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Oct 13, 2020·2 cites·10 claims
- 1475US7253132B2Magnesium-containing carrier components and application thereof to olefin polymerizationMITSUI CHEMICALS INC·Filed 2003·Granted Aug 7, 2007·10 cites·2 claims
- 1575US7117253B2Information management system retrieving recorded information version from server-side or duplicate local-side information storageFUJITSU LTD·Filed 2002·Granted Oct 3, 2006·20 cites·4 claims
- 1674US10978364B2Semiconductor moduleMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Apr 13, 2021·2 cites·7 claims
- 1774US8253236B2Power semiconductor deviceOI TAKESHI·Filed 2011·Granted Aug 28, 2012·4 cites·5 claims
- 1873US11346879B2Semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2018·Granted May 31, 2022·2 cites·10 claims
- 1972US11070046B2Short-circuit protection circuit for self-arc-extinguishing type semiconductor elementMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jul 20, 2021·4 cites·15 claims
- 2072US10700678B2Drive control circuit for power semiconductor elementMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jun 30, 2020·2 cites·13 claims
- 2170US9181359B2Method of production of ethylene-based polymer particles and stretch-molded article obtained from ethylene-based polymer particlesNISHINO FUMIAKI·Filed 2011·Granted Nov 10, 2015·2 cites·9 claims
- 2270US6034189ASolid titanium catalyst component for olefin polymerization, process for preparation of the same, olefin polymerization catalyst and process for olefin polymerizationMITSUI PETROCHEMICAL IND·Filed 1996·Granted Mar 7, 2000·25 cites·6 claims
- 2369US8107241B2Electric power conversion apparatus including cooling unitsTAKAHASHI TETSUYA·Filed 2006·Granted Jan 31, 2012·5 cites·18 claims
- 2468US8299603B2Power semiconductor deviceOKA SEIJI·Filed 2008·Granted Oct 30, 2012·4 cites·12 claims
- 2566US9941255B2Power semiconductor moduleMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Apr 10, 2018·2 cites·17 claims
- 2665US9129885B2Power semiconductor moduleNAKAYAMA YASUSHI·Filed 2011·Granted Sep 8, 2015·2 cites·20 claims
- 2763US8952520B2Power semiconductor deviceOBIRAKI YOSHIKO·Filed 2009·Granted Feb 10, 2015·3 cites·7 claims
- 2863US8519751B2Gate drive circuitKITAMURA TATSUYA·Filed 2010·Granted Aug 27, 2013·3 cites·12 claims
- 2961US8994165B2Power semiconductor deviceOI TAKESHI·Filed 2009·Granted Mar 31, 2015·2 cites·7 claims
- 3059US9979314B2Power semiconductor module and power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2013·Granted May 22, 2018·1 cites·20 claims
- 3159US9520802B2Power semiconductor module, power converting apparatus and railway carTANAKA TAKESHI·Filed 2010·Granted Dec 13, 2016·1 cites·13 claims
- 3259US2024067764A1Solid titanium catalyst component, olefin polymerization catalyst, olefin polymerization method, and propylene polymerMITSUI CHEMICALS INC·Filed 2021·Application pending·0 cites
- 3355US9299628B2Power semiconductor moduleMIKI TAKAYOSHI·Filed 2012·Granted Mar 29, 2016·1 cites·20 claims
- 3455US9209677B2Power conversion apparatusNAKAYAMA YASUSHI·Filed 2011·Granted Dec 8, 2015·1 cites·16 claims
- 3555US7875350B2Ethylene polymer particle having specific intrinsic viscosity and crystallinity, production method thereof and molded article using the sameMITSUI CHEMICALS INC·Filed 2007·Granted Jan 25, 2011·0 cites·8 claims
- 3651US9806593B2Drive circuit of power semiconductor deviceNAKAYAMA YASUSHI·Filed 2009·Granted Oct 31, 2017·2 cites·6 claims
- 3749US9685879B2Power semiconductor module and power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jun 20, 2017·0 cites·20 claims
- 3848US8349451B2Capsular fine particle comprising olefinic polymerMITSUI CHEMICALS INC·Filed 2006·Granted Jan 8, 2013·0 cites·5 claims
- 3946US11955959B2Parallel driving device and power conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Apr 9, 2024·0 cites·7 claims
- 4043US10727213B2Power semiconductor module and power semiconductor deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jul 28, 2020·0 cites·16 claims
- 4140US10580754B2Semiconductor module with temperature detecting elementMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Mar 3, 2020·0 cites·16 claims
- 4240US2009065182A1Cooling deviceMITSUBISHI ELECTRIC CORP·Filed 2006·Application pending·0 cites
- 4338US10581337B2Power converterMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Mar 3, 2020·0 cites·15 claims
- 4430US12027464B2Semiconductor module parallel circuit and semiconductor module connection substrateMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jul 2, 2024·0 cites·3 claims
- 4530US10027218B2Power semiconductor element driving circuitMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jul 17, 2018·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →