Inventor · disambiguated record
Yoshiki Nishibayashi
Also filed as: NISHIBAYASHI YOSHIKI
77 granted patents·16 pending applications·1,072 citations·filing 1991–2025
99Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES82JAPAN FINE CERAMICS CT4NAMBA AKIHIKO2SUMITOMO ELECTRIC HARDMETAL CORP2UEDA AKIHIKO2
Top patents by PatentIndex Score
93 records- 0194US7710013B2Electron emitting device with projection comprising base portion and electron emission portionSUMITOMO ELECTRIC INDUSTRIES·Filed 2007·Granted May 4, 2010·19 cites·14 claims
- 0288US6270848B1Heat sink material for use with semiconductor component and method for fabricating the same, and semiconductor package using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 2000·Granted Aug 7, 2001·42 cites·7 claims
- 0388US6030595AProcess for the production of synthetic diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Feb 29, 2000·89 cites·1 claims
- 0487US10304739B2Method for manufacturing semiconductor substrate, semiconductor substrate, method for manufacturing combined semiconductor substrate, combined semiconductor substrate, and semiconductor-joined substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted May 28, 2019·5 cites·8 claims
- 0586US5844252AField emission devices having diamond field emitter, methods for making same, and methods for fabricating porous diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Dec 1, 1998·49 cites·8 claims
- 0686US5729074AMicro mechanical component and production process thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Mar 17, 1998·53 cites·4 claims
- 0783US6171691B1Heat sink material for use with semiconductor component and method for fabricating the same, and semiconductor package using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Jan 9, 2001·58 cites·6 claims
- 0882US6031285AHeat sink for semiconductors and manufacturing process thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Feb 29, 2000·65 cites·14 claims
- 0981US5500077AMethod of polishing/flattening diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Mar 19, 1996·33 cites·17 claims
- 1080US5132749ASemiconductor deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Jul 21, 1992·56 cites·13 claims
- 1178US2025223720A1Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 2025·Application pending·0 cites
- 1277US12286726B2Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Granted Apr 29, 2025·0 cites·1 claims
- 1377US11692264B2Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Jul 4, 2023·0 cites·2 claims
- 1477US10822693B2Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Nov 3, 2020·1 cites·12 claims
- 1577US5874775ADiamond heat sink including microchannel therein and methods for manufacturing diamond heat sinksSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Feb 23, 1999·52 cites·6 claims
- 1676US7737614B2Diamond electron emission cathode, electron emission source, electron microscope, and electron beam exposure deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted Jun 15, 2010·3 cites·30 claims
- 1776US5420879ASolid state laserSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted May 30, 1995·32 cites·14 claims
- 1875US11181590B2Diamond magnetic sensorSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Nov 23, 2021·1 cites·13 claims
- 1975US5670796ASemiconductor device consisting of a semiconductor material having a deep impurity levelSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Sep 23, 1997·36 cites·6 claims
- 2075US5382809ASemiconductor device including semiconductor diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Jan 17, 1995·54 cites·21 claims
- 2174US7476895B2Method of fabricating n-type semiconductor diamond, and semiconductor diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 2007·Granted Jan 13, 2009·3 cites·1 claims
- 2274US7172957B2Method of fabricating n-type semiconductor diamond, and semiconductor diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Feb 6, 2007·13 cites·18 claims
- 2373US5903015AField effect transistor using diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted May 11, 1999·34 cites·6 claims
- 2472US9441312B2Diamond single crystal, method for producing the same, and single crystal diamond toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2013·Granted Sep 13, 2016·2 cites·13 claims
- 2572US8119241B2Method for manufacturing diamond monocrystal having a thin film, and diamond monocrystal having a thin filmUEDA AKIHIKO·Filed 2007·Granted Feb 21, 2012·4 cites·10 claims
- 2672US5552613AElectron deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Sep 3, 1996·22 cites·32 claims
- 2771US12461173B2Diamond magneto-optical sensorSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Nov 4, 2025·0 cites·18 claims
- 2871US11371139B2Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Jun 28, 2022·0 cites·5 claims
- 2971US11359275B2Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrateSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Jun 14, 2022·0 cites·2 claims
- 3071US7307377B2Electron emitting device with projection comprising base portion and electron emission portionSUMITOMO ELECTRIC INDUSTRIES·Filed 2004·Granted Dec 11, 2007·7 cites·4 claims
- 3171US6876136B2Electron emission elementSUMITOMO ELECTRIC INDUSTRIES·Filed 2003·Granted Apr 5, 2005·8 cites·10 claims
- 3271US5812573ASemiconductor lasers comprising rare earth metal-doped diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1996·Granted Sep 22, 1998·33 cites·14 claims
- 3368US10287708B2Single-crystal diamond material, single-crystal diamond chip, and perforated toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted May 14, 2019·0 cites·16 claims
- 3468US6958571B2Electron-emitting deviceJAPAN FINE CERAMICS CT·Filed 2001·Granted Oct 25, 2005·7 cites·5 claims
- 3567US10774442B2Single-crystal diamond material, single-crystal diamond chip, and perforated toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2019·Granted Sep 15, 2020·0 cites·7 claims
- 3667US7863805B2Diamond electron emission cathode, electron emission source, electron microscope, and electron beam exposure deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted Jan 4, 2011·1 cites·59 claims
- 3767US5663595ADiamond heat sink comprising synthetic diamond filmSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Sep 2, 1997·29 cites·12 claims
- 3867US5252840ASemiconductor device having differently doped diamond layersSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Oct 12, 1993·39 cites·21 claims
- 3966US12449457B2Diamond sensor unitSUMITOMO ELECTRIC INDUSTRIES·Filed 2022·Granted Oct 21, 2025·0 cites·5 claims
- 4066US7902734B2Electron emission element and electron emission element fabrication methodSUMITOMO ELECTRIC INDUSTRIES·Filed 2006·Granted Mar 8, 2011·1 cites·6 claims
- 4166US5243199AHigh frequency deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Sep 7, 1993·35 cites·4 claims
- 4265US12258677B2Synthetic single crystal diamond, tool including the same and method of producing synthetic single crystal diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 2020·Granted Mar 25, 2025·0 cites·9 claims
- 4365US5976909AMethod of forming diamond heat sink comprising synthetic diamond filmSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Nov 2, 1999·27 cites·7 claims
- 4464US7026750B2Electron emission elementJAPAN FINE CERAMICS CT·Filed 2003·Granted Apr 11, 2006·5 cites·7 claims
- 4564US5600156ADiamond semiconductor device with P-I-N type multilayer structureSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Feb 4, 1997·23 cites·22 claims
- 4663US11518680B2Body obtained by processing solid carbon-containing material, producing method thereof, and producing apparatus thereofSUMITOMO ELECTRIC INDUSTRIES·Filed 2018·Granted Dec 6, 2022·0 cites·19 claims
- 4763US9963801B2Single crystal diamond and diamond toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2014·Granted May 8, 2018·0 cites·14 claims
- 4862US5344526AMethod for etching diamondSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Sep 6, 1994·30 cites·6 claims
- 4961US10584428B2Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2015·Granted Mar 10, 2020·0 cites·3 claims
- 5060US10280531B2Diamond single crystal and production method thereof, and single crystal diamond toolSUMITOMO ELECTRIC INDUSTRIES·Filed 2016·Granted May 7, 2019·0 cites·2 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →