Inventor · disambiguated record
Hitoshi Yamaguchi
Also filed as: YAMAGUCHI HITOSHI
74 granted patents·8 pending applications·1,654 citations·filing 1980–2017
99Inventor score
Top patents by PatentIndex Score
82 records- 0198US5213148AProduction process of solidified amorphous alloy materialMASUMOTO TSUYOSHI·Filed 1991·Granted May 25, 1993·74 cites·18 claims
- 0298US5032196AAmorphous alloys having superior processabilityMASUMOTO TSUYOSHI·Filed 1990·Granted Jul 16, 1991·128 cites·3 claims
- 0396US5681954APiperazine derivativesDAIICHI SEIYAKU CO·Filed 1995·Granted Oct 28, 1997·130 cites·14 claims
- 0496US5074935AAmorphous alloys superior in mechanical strength, corrosion resistance and formabilityMASUMOTO TSUYOSHI·Filed 1990·Granted Dec 24, 1991·71 cites·4 claims
- 0594US6525375B1Semiconductor device having trench filled up with gate electrodeDENSO CORP·Filed 2000·Granted Feb 25, 2003·79 cites·61 claims
- 0693US5318641AParticle-dispersion type amorphous aluminum-alloy having high strengthMASUMOTO TSUYOSHI·Filed 1991·Granted Jun 7, 1994·59 cites·6 claims
- 0792US7601603B2Method for manufacturing semiconductor deviceDENSO CORP·Filed 2005·Granted Oct 13, 2009·10 cites·18 claims
- 0891US5250124AAmorphous magnesium alloy and method for producing the sameYOSHIDA KOGYO KK·Filed 1992·Granted Oct 5, 1993·49 cites·5 claims
- 0990US7948349B2Magnetic couplerTDK CORP·Filed 2008·Granted May 24, 2011·17 cites·13 claims
- 1089US7364971B2Method for manufacturing semiconductor device having super junction constructionDENSO CORP·Filed 2006·Granted Apr 29, 2008·14 cites·17 claims
- 1189US6118152ASemiconductor device and method of manufacturing the sameDENSO CORP·Filed 1998·Granted Sep 12, 2000·104 cites·27 claims
- 1288US4646651AFloating apparatus for attractive magnetic floaterFUJI ELECTRIC RES·Filed 1984·Granted Mar 3, 1987·57 cites·3 claims
- 1387US9515067B2Semiconductor device having switching element and free wheel diode and method for controlling the sameDENSO CORP·Filed 2014·Granted Dec 6, 2016·9 cites·38 claims
- 1487USRE44236EMethod for manufacturing semiconductor deviceYAMAUCHI SHOICHI·Filed 2011·Granted May 21, 2013·4 cites·37 claims
- 1587US7928470B2Semiconductor device having super junction MOS transistor and method for manufacturing the sameDENSO CORP·Filed 2006·Granted Apr 19, 2011·14 cites·17 claims
- 1685US7317213B2Semiconductor device having super junction structure and method for manufacturing the sameDENSO CORP·Filed 2005·Granted Jan 8, 2008·14 cites·7 claims
- 1785US7170119B2Vertical type semiconductor deviceDENSO CORP·Filed 2004·Granted Jan 30, 2007·43 cites·6 claims
- 1885US6696323B2Method of manufacturing semiconductor device having trench filled up with gate electrodeDENSO CORP·Filed 2003·Granted Feb 24, 2004·32 cites·9 claims
- 1984US8593134B2Current sensorHARATANI SUSUMU·Filed 2011·Granted Nov 26, 2013·8 cites·12 claims
- 2084US7112519B2Semiconductor device manufacturing methodDENSO CORP·Filed 2004·Granted Sep 26, 2006·28 cites·19 claims
- 2184US6836001B2Semiconductor device having epitaxially-filled trench and method for manufacturing semiconductor device having epitaxially-filled trenchDENSO CORP·Filed 2003·Granted Dec 28, 2004·30 cites·1 claims
- 2284US6753379B1Heat activated adhesive3M INNOVATIVE PROPERTIES CO·Filed 1999·Granted Jun 22, 2004·61 cites·3 claims
- 2384US6406982B2Method of improving epitaxially-filled trench by smoothing trench prior to fillingDENSO CORP·Filed 2001·Granted Jun 18, 2002·27 cites·22 claims
- 2484US5777365ASemiconductor device having a silicon-on-insulator structureNIPPON DENSO CO·Filed 1996·Granted Jul 7, 1998·75 cites·19 claims
- 2582US10760687B2Seal ring and sealing deviceTPR CO LTD·Filed 2017·Granted Sep 1, 2020·4 cites·10 claims
- 2682US6439514B1Semiconductor device with elements surrounded by trenchesDENSO CORP·Filed 2000·Granted Aug 27, 2002·39 cites·19 claims
- 2782US4324784AProcess for preventing growth of marine organisms on a substance using hydrogen peroxideMITSUBISHI GAS CHEMICAL CO·Filed 1980·Granted Apr 13, 1982·19 cites·6 claims
- 2881US9409472B2Engine mountTOYOTA MOTOR CO LTD·Filed 2015·Granted Aug 9, 2016·4 cites·5 claims
- 2980US7564095B2Semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2006·Granted Jul 21, 2009·9 cites·13 claims
- 3079US8890252B2Semiconductor device having switching element and free wheel diode and method for controlling the sameSAIKAKU HIROTAKA·Filed 2011·Granted Nov 18, 2014·7 cites·7 claims
- 3179US7932553B2Semiconductor device including a plurality of cellsDENSO CORP·Filed 2008·Granted Apr 26, 2011·8 cites·16 claims
- 3279US7553722B2Semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2006·Granted Jun 30, 2009·8 cites·1 claims
- 3379US6258039B1Respiratory gas consumption monitoring device and monitoring methodNIPPON OXYGEN CO LTD·Filed 1999·Granted Jul 10, 2001·81 cites·7 claims
- 3478US7968953B2Semiconductor device including schottky barrier diode and method of manufacturing the sameDENSO CORP·Filed 2008·Granted Jun 28, 2011·7 cites·20 claims
- 3578US5874768ASemiconductor device having a high breakdown voltageNIPPON DENSO CO·Filed 1997·Granted Feb 23, 1999·43 cites·39 claims
- 3677US8384153B2Semiconductor device and manufacturing method of the sameDENSO CORP·Filed 2011·Granted Feb 26, 2013·5 cites·19 claims
- 3776US6972458B2Horizontal MOS transistorDENSO CORP·Filed 2003·Granted Dec 6, 2005·19 cites·15 claims
- 3874US7911023B2Semiconductor apparatus including a double-sided electrode element and method for manufacturing the sameDENSO CORP·Filed 2008·Granted Mar 22, 2011·4 cites·19 claims
- 3973US8324509B2Electronic component and manufacturing method thereofOHTSUKA TAKASHI·Filed 2010·Granted Dec 4, 2012·5 cites·4 claims
- 4073US7838995B2Semiconductor device having p-n column portionDENSO CORP·Filed 2008·Granted Nov 23, 2010·5 cites·6 claims
- 4173US4953470AAttraction type magnetic levitation vehicle systemFUJI ELECTRIC CO LTD·Filed 1988·Granted Sep 4, 1990·28 cites·3 claims
- 4272US7859048B2Semiconductor device having super junctionDENSO CORP·Filed 2008·Granted Dec 28, 2010·5 cites·10 claims
- 4371US10451185B2Seal ringTPR CO LTD·Filed 2016·Granted Oct 22, 2019·2 cites·4 claims
- 4471US5362339AMagnetic refrigerant and process for producing the sameHONDA MOTOR CO LTD·Filed 1992·Granted Nov 8, 1994·23 cites·1 claims
- 4570US9187343B2Nanostructure material supporting arsenic ion adsorption compound and method to remove arsenic ion using the sameEL-SAFTY SHERIF·Filed 2012·Granted Nov 17, 2015·4 cites·39 claims
- 4670US8351185B2Electronic component and manufacturing method thereofTDK CORP·Filed 2010·Granted Jan 8, 2013·3 cites·5 claims
- 4770US7364980B2Manufacturing method of semiconductor substrateSUMCO CORP·Filed 2006·Granted Apr 29, 2008·3 cites·20 claims
- 4869US7679143B2Semiconductor device having MOS transistor and protection diode and method for designing the sameDENSO CORP·Filed 2006·Granted Mar 16, 2010·4 cites·4 claims
- 4968US7858475B2Method for manufacturing a vertical transistor that includes a super junction structureDENSO CORP·Filed 2009·Granted Dec 28, 2010·3 cites·20 claims
- 5068US7633123B2Semiconductor device having super junction structureDENSO CORP·Filed 2006·Granted Dec 15, 2009·4 cites·7 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 →