Inventor · disambiguated record
Katsuji Iguchi
Also filed as: IGUCHI KATSUJI
73 granted patents·9 pending applications·884 citations·filing 1990–2022
99Inventor score
Files withSHARP KK68SHARP FUKUYAMA LASER CO LTD9UNIV NAGOYA CITY PUBLIC UNIV CORP2IGUCHI KATSUJI1SHARP FUKUYAMA SEMICONDUCTOR CO LTD1
Top patents by PatentIndex Score
82 records- 0195US10453759B2Image display deviceSHARP KK·Filed 2016·Granted Oct 22, 2019·10 cites·30 claims
- 0294US11705536B2Image display element with improved light emission efficiencySHARP KK·Filed 2020·Granted Jul 18, 2023·3 cites·16 claims
- 0394US11456288B2Image display elementSHARP FUKUYAMA LASER CO LTD·Filed 2020·Granted Sep 27, 2022·3 cites·20 claims
- 0493US11424225B2Image display deviceSHARP FUKUYAMA LASER CO LTD·Filed 2020·Granted Aug 23, 2022·3 cites·19 claims
- 0592US11114423B2Image-forming elementSHARP KK·Filed 2016·Granted Sep 7, 2021·6 cites·7 claims
- 0692US10971410B2Image display deviceSHARP KK·Filed 2020·Granted Apr 6, 2021·2 cites·20 claims
- 0792US10748879B2Image display device and displaySHARP KK·Filed 2019·Granted Aug 18, 2020·6 cites·20 claims
- 0891US11289015B2Display deviceSHARP KK·Filed 2020·Granted Mar 29, 2022·2 cites·20 claims
- 0991US10902770B2Display deviceSHARP KK·Filed 2017·Granted Jan 26, 2021·7 cites·18 claims
- 1091US10763180B2Image display deviceSHARP KK·Filed 2019·Granted Sep 1, 2020·4 cites·20 claims
- 1191US5493140ANonvolatile memory cell and method of producing the sameSHARP KK·Filed 1994·Granted Feb 20, 1996·119 cites·16 claims
- 1289US11520050B2Three-dimensional image element and optical radar device comprising an optical conversion unit to convert scanned pulse light into fan-like pulse lightSHARP KK·Filed 2018·Granted Dec 6, 2022·5 cites·20 claims
- 1389US5744394AMethod for fabricating a semiconductor device having copper layerSHARP KK·Filed 1997·Granted Apr 28, 1998·84 cites·4 claims
- 1488US11398464B2Micro light emitting element and image display deviceSHARP FUKUYAMA LASER CO LTD·Filed 2020·Granted Jul 26, 2022·2 cites·20 claims
- 1587US11538796B2Display deviceSHARP FUKUYAMA LASER CO LTD·Filed 2020·Granted Dec 27, 2022·2 cites·9 claims
- 1683US11728370B2Image display deviceSHARP FUKUYAMA LASER CO LTD·Filed 2021·Granted Aug 15, 2023·1 cites·19 claims
- 1783US11145618B2Bonding equipmentSHARP KK·Filed 2019·Granted Oct 12, 2021·4 cites·20 claims
- 1883US11037980B2Image display deviceSHARP KK·Filed 2019·Granted Jun 15, 2021·3 cites·20 claims
- 1983US5734185AMOS transistor and fabrication process thereforSHARP KK·Filed 1996·Granted Mar 31, 1998·74 cites·10 claims
- 2081US11908847B2Image display element and method for manufacturing image display elementSHARP FUKUYAMA LASER CO LTD·Filed 2020·Granted Feb 20, 2024·1 cites·18 claims
- 2181US10709898B2Light irradiating device and phototherapy machineSHARP KK·Filed 2016·Granted Jul 14, 2020·5 cites·15 claims
- 2281US5397734AMethod of fabricating a semiconductor device having a triple well structureSHARP KK·Filed 1992·Granted Mar 14, 1995·46 cites·6 claims
- 2377US11133434B2Image display deviceSHARP KK·Filed 2019·Granted Sep 28, 2021·2 cites·35 claims
- 2476US10384075B2Light irradiation substrateSHARP KK·Filed 2016·Granted Aug 20, 2019·3 cites·7 claims
- 2576US5357460ASemiconductor memory device having two transistors and at least one ferroelectric film capacitorSHARP KK·Filed 1992·Granted Oct 18, 1994·39 cites·5 claims
- 2675US5442714ADesign rule checking method and a method of fabricating a phase shift maskSHARP KK·Filed 1992·Granted Aug 15, 1995·29 cites·20 claims
- 2775US5389474AMask for photolithographySHARP KK·Filed 1993·Granted Feb 14, 1995·28 cites·11 claims
- 2874US5355006ASemiconductor memory device with source and drain limited to areas near the gate electrodesSHARP KK·Filed 1994·Granted Oct 11, 1994·55 cites·9 claims
- 2973US10790409B2Nitride semiconductor light-emitting elementSHARP KK·Filed 2018·Granted Sep 29, 2020·1 cites·29 claims
- 3073US5795803AMethod for manufacturing a semiconductor deviceSHARP KK·Filed 1997·Granted Aug 18, 1998·36 cites·8 claims
- 3172US11289634B2Image display elementSHARP KK·Filed 2019·Granted Mar 29, 2022·2 cites·14 claims
- 3272US10763303B2Micro light emission element and image display deviceSHARP KK·Filed 2019·Granted Sep 1, 2020·1 cites·16 claims
- 3371US10463875B2Light irradiation substrateSHARP KK·Filed 2016·Granted Nov 5, 2019·2 cites·5 claims
- 3471US6153460AMethod of fabricating semiconductor memory deviceSHARP KK·Filed 1999·Granted Nov 28, 2000·32 cites·7 claims
- 3569US5134588ASemiconductor memory deviceSHARP KK·Filed 1990·Granted Jul 28, 1992·27 cites·3 claims
- 3667US11609311B2Pulsed light irradiation/detection device, and optical radar deviceSHARP KK·Filed 2018·Granted Mar 21, 2023·1 cites·15 claims
- 3767US11264365B2Image display device and displaySHARP KK·Filed 2020·Granted Mar 1, 2022·0 cites·20 claims
- 3867US10084111B2Nitride semiconductor light-emitting elementSHARP KK·Filed 2015·Granted Sep 25, 2018·1 cites·12 claims
- 3966US12199213B2Image display deviceSHARP KK·Filed 2021·Granted Jan 14, 2025·0 cites·17 claims
- 4066US10974061B2Optical treatment apparatus and fixing toolSHARP KK·Filed 2017·Granted Apr 13, 2021·1 cites·18 claims
- 4165US11393963B2LED unit, image display element, and method of manufacturing the sameSHARP KK·Filed 2018·Granted Jul 19, 2022·1 cites·20 claims
- 4265US4999689ASemiconductor memorySHARP KK·Filed 1990·Granted Mar 12, 1991·30 cites·16 claims
- 4364US5189501AIsolator for electrically isolating semiconductor devices in an integrated circuitSHARP KK·Filed 1992·Granted Feb 23, 1993·37 cites·2 claims
- 4464US5116779AProcess for forming semiconductor device isolation regionsSHARP KK·Filed 1991·Granted May 26, 1992·37 cites·6 claims
- 4564US2021358897A1Image-forming elementSHARP KK·Filed 2021·Application pending·0 cites
- 4663US5576995AMethod for rewriting a flash memorySHARP KK·Filed 1995·Granted Nov 19, 1996·22 cites·6 claims
- 4762US11296144B2Image display deviceSHARP KK·Filed 2020·Granted Apr 5, 2022·0 cites·20 claims
- 4862US10653890B2Light irradiation apparatusSHARP KK·Filed 2016·Granted May 19, 2020·1 cites·11 claims
- 4962US5330862AMethod for forming resist mask pattern by light exposure having a phase shifter pattern comprising convex forms in the resistSHARP KK·Filed 1992·Granted Jul 19, 1994·17 cites·8 claims
- 5062US5166087AMethod of fabricating semiconductor element having lightly doped drain (ldd) without using sidewallsSHARP KK·Filed 1992·Granted Nov 24, 1992·33 cites·5 claims
Showing the top 50 of 82 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →