P

Inventor

NISHIBAYASHI YOSHIKI

JP80 patents
⚠️ This page may combine multiple inventors who share the name “NISHIBAYASHI YOSHIKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO ELECTRIC INDUSTRIES

46 patents
US6030595AFeb 29, 2000

Process for the production of synthetic diamond

SUMITOMO ELECTRIC INDUSTRIES89 citations98
US6270848B1Aug 7, 2001

Heat sink material for use with semiconductor component and method for fabricating the same, and semiconductor package using the same

SUMITOMO ELECTRIC INDUSTRIES42 citations96
US6171691B1Jan 9, 2001

Heat sink material for use with semiconductor component and method for fabricating the same, and semiconductor package using the same

SUMITOMO ELECTRIC INDUSTRIES58 citations96
US6031285AFeb 29, 2000

Heat sink for semiconductors and manufacturing process thereof

SUMITOMO ELECTRIC INDUSTRIES65 citations96
US5729074AMar 17, 1998

Micro mechanical component and production process thereof

SUMITOMO ELECTRIC INDUSTRIES53 citations96
US5382809AJan 17, 1995

Semiconductor device including semiconductor diamond

SUMITOMO ELECTRIC INDUSTRIES54 citations96
US5976909ANov 2, 1999

Method of forming diamond heat sink comprising synthetic diamond film

SUMITOMO ELECTRIC INDUSTRIES27 citations93
US5903015AMay 11, 1999

Field effect transistor using diamond

SUMITOMO ELECTRIC INDUSTRIES34 citations93
US5874775AFeb 23, 1999

Diamond heat sink including microchannel therein and methods for manufacturing diamond heat sinks

SUMITOMO ELECTRIC INDUSTRIES52 citations93
US5812573ASep 22, 1998

Semiconductor lasers comprising rare earth metal-doped diamond

SUMITOMO ELECTRIC INDUSTRIES33 citations93
US5670796ASep 23, 1997

Semiconductor device consisting of a semiconductor material having a deep impurity level

SUMITOMO ELECTRIC INDUSTRIES36 citations93
US5663595ASep 2, 1997

Diamond heat sink comprising synthetic diamond film

SUMITOMO ELECTRIC INDUSTRIES29 citations93
US5500077AMar 19, 1996

Method of polishing/flattening diamond

SUMITOMO ELECTRIC INDUSTRIES33 citations93
US5417798AMay 23, 1995

Etching method

SUMITOMO ELECTRIC INDUSTRIES28 citations93
US5344526ASep 6, 1994

Method for etching diamond

SUMITOMO ELECTRIC INDUSTRIES30 citations93
US5252840AOct 12, 1993

Semiconductor device having differently doped diamond layers

SUMITOMO ELECTRIC INDUSTRIES39 citations93
US5243199ASep 7, 1993

High frequency device

SUMITOMO ELECTRIC INDUSTRIES35 citations93
US5132749AJul 21, 1992

Semiconductor device

SUMITOMO ELECTRIC INDUSTRIES56 citations93
US7710013B2May 4, 2010

Electron emitting device with projection comprising base portion and electron emission portion

SUMITOMO ELECTRIC INDUSTRIES19 citations92
US5844252ADec 1, 1998

Field emission devices having diamond field emitter, methods for making same, and methods for fabricating porous diamond

SUMITOMO ELECTRIC INDUSTRIES49 citations92
US5600156AFeb 4, 1997

Diamond semiconductor device with P-I-N type multilayer structure

SUMITOMO ELECTRIC INDUSTRIES23 citations92
US5552613ASep 3, 1996

Electron device

SUMITOMO ELECTRIC INDUSTRIES22 citations92
US5420879AMay 30, 1995

Solid state laser

SUMITOMO ELECTRIC INDUSTRIES32 citations92
US7172957B2Feb 6, 2007

Method of fabricating n-type semiconductor diamond, and semiconductor diamond

SUMITOMO ELECTRIC INDUSTRIES13 citations84
US7307377B2Dec 11, 2007

Electron emitting device with projection comprising base portion and electron emission portion

SUMITOMO ELECTRIC INDUSTRIES7 citations74
US6876136B2Apr 5, 2005

Electron emission element

SUMITOMO ELECTRIC INDUSTRIES8 citations74
US5943555AAug 24, 1999

Micro mechanical component and production process thereof

SUMITOMO ELECTRIC INDUSTRIES10 citations74
US5757032AMay 26, 1998

Semiconductor diamond device having improved metal-diamond contact for excellent operating stability at elevated temperature

SUMITOMO ELECTRIC INDUSTRIES7 citations74
US5668382ASep 16, 1997

Ohmic electrode and method for forming it

SUMITOMO ELECTRIC INDUSTRIES12 citations74
US5527735AJun 18, 1996

Ohmic electrode of n-type semiconductor cubic boron nitride and method of producing same

SUMITOMO ELECTRIC INDUSTRIES6 citations74
US5500393AMar 19, 1996

Method for fabricating a schottky junction

SUMITOMO ELECTRIC INDUSTRIES10 citations74
US5162886ANov 10, 1992

Hall device

SUMITOMO ELECTRIC INDUSTRIES14 citations74
US10822693B2Nov 3, 2020

Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrate

SUMITOMO ELECTRIC INDUSTRIES1 citations73
US10304739B2May 28, 2019

Method for manufacturing semiconductor substrate, semiconductor substrate, method for manufacturing combined semiconductor substrate, combined semiconductor substrate, and semiconductor-joined substrate

SUMITOMO ELECTRIC INDUSTRIES5 citations73
US11181590B2Nov 23, 2021

Diamond magnetic sensor

SUMITOMO ELECTRIC INDUSTRIES1 citations63
US9441312B2Sep 13, 2016

Diamond single crystal, method for producing the same, and single crystal diamond tool

SUMITOMO ELECTRIC INDUSTRIES2 citations63
US7737614B2Jun 15, 2010

Diamond electron emission cathode, electron emission source, electron microscope, and electron beam exposure device

SUMITOMO ELECTRIC INDUSTRIES3 citations63
US7476895B2Jan 13, 2009

Method of fabricating n-type semiconductor diamond, and semiconductor diamond

SUMITOMO ELECTRIC INDUSTRIES3 citations63
US12553958B2Feb 17, 2026

Diamond magneto-optical sensor and diamond magneto-optical sensor system

SUMITOMO ELECTRIC INDUSTRIES0 citations62
US12523721B2Jan 13, 2026

Diamond magnetic sensor unit and diamond magnetic sensor system

SUMITOMO ELECTRIC INDUSTRIES0 citations62
US12461173B2Nov 4, 2025

Diamond magneto-optical sensor

SUMITOMO ELECTRIC INDUSTRIES0 citations62
US12449457B2Oct 21, 2025

Diamond sensor unit

SUMITOMO ELECTRIC INDUSTRIES0 citations62
US12286726B2Apr 29, 2025

Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamond

SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11692264B2Jul 4, 2023

Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrate

SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11371139B2Jun 28, 2022

Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and tool

SUMITOMO ELECTRIC INDUSTRIES0 citations62
US11359275B2Jun 14, 2022

Method of manufacturing diamond substrate, diamond substrate, and diamond composite substrate

SUMITOMO ELECTRIC INDUSTRIES0 citations62

JAPAN FINE CERAMICS CT

4 patents

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