Inventor · disambiguated record
Tomoyuki Yamazaki
Also filed as: YAMAZAKI TOMOYUKI
49 granted patents·6 pending applications·202 citations·filing 1993–2023
97Inventor score
Files withSHIMADZU CORP27FUJI ELECTRIC CO LTD7MITSUBISHI POWER LTD5YAMAZAKI TOMOYUKI3FUJI ELEC DEVICE TECH CO LTD2
Top patents by PatentIndex Score
55 records- 0195US11774413B2Preparative liquid chromatographSHIMADZU CORP·Filed 2021·Granted Oct 3, 2023·2 cites·2 claims
- 0293US7507023B2Temperature measurement device of power semiconductor deviceFUJI ELEC DEVICE TECH CO LTD·Filed 2006·Granted Mar 24, 2009·32 cites·10 claims
- 0387US11630088B2Preparative liquid chromatography systemSHIMADZU CORP·Filed 2021·Granted Apr 18, 2023·1 cites·8 claims
- 0483US11047834B2Preparative liquid chromatographSHIMADZU CORP·Filed 2016·Granted Jun 29, 2021·2 cites·15 claims
- 0579US6603185B1Voltage withstanding structure for a semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2000·Granted Aug 5, 2003·24 cites·8 claims
- 0676US10041914B1Degassing deviceSHIMADZU CORP·Filed 2017·Granted Aug 7, 2018·1 cites·4 claims
- 0774US9877368B2Optical analyzerSHIMADZU CORP·Filed 2016·Granted Jan 23, 2018·1 cites·3 claims
- 0874US6828645B2Voltage withstanding structure for a semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2003·Granted Dec 7, 2004·17 cites·5 claims
- 0969US9314794B2Needle portSHIMADZU CORP·Filed 2013·Granted Apr 19, 2016·2 cites·2 claims
- 1069US5430323AInjection control-type Schottky barrier rectifierFUJI ELECTRIC CO LTD·Filed 1993·Granted Jul 4, 1995·29 cites·12 claims
- 1168US7859315B2Driver circuitFUJI ELECTRIC SYSTEMS CO LTD·Filed 2008·Granted Dec 28, 2010·5 cites·15 claims
- 1267US8716826B2Semiconductor deviceKAWANO RYOUICHI·Filed 2012·Granted May 6, 2014·3 cites·2 claims
- 1366US12392689B2Online sampling systemSHIMADZU CORP·Filed 2023·Granted Aug 19, 2025·0 cites·10 claims
- 1466US5559355AVertical MOS semiconductor deviceFUJI ELECTRIC CO LTD·Filed 1995·Granted Sep 24, 1996·27 cites·8 claims
- 1564US5557128AInsulated-gate type bipolar transistorFUJI ELECTRIC CO LTD·Filed 1995·Granted Sep 17, 1996·24 cites·4 claims
- 1663US8968563B2Fractionating and refining deviceIWATA YOSUKE·Filed 2009·Granted Mar 3, 2015·2 cites·6 claims
- 1763US8932460B2Preparative separation/purification systemYAMAZAKI TOMOYUKI·Filed 2011·Granted Jan 13, 2015·1 cites·9 claims
- 1862US12467907B2Preparative liquid chromatographSHIMADZU CORP·Filed 2023·Granted Nov 11, 2025·0 cites·6 claims
- 1962US8178941B2Semiconductor deviceKAWANO RYOUICHI·Filed 2009·Granted May 15, 2012·3 cites·12 claims
- 2060US11940428B2Preparative liquid chromatographSHIMADZU CORP·Filed 2022·Granted Mar 26, 2024·0 cites·4 claims
- 2160US8721295B2Vacuum pump self-diagnosis method, vacuum pump self-diagnosis system, and vacuum pump central monitoring systemSUGIURA TETSURO·Filed 2006·Granted May 13, 2014·2 cites·8 claims
- 2258US2019391117A1Preparative liquid chromatographSHIMADZU CORP·Filed 2017·Application pending·0 cites
- 2357US12222340B2Preparative liquid chromatographSHIMADZU CORP·Filed 2022·Granted Feb 11, 2025·0 cites·4 claims
- 2457USD978195SDisplay screen with graphical user interfaceMITSUBISHI POWER LTD·Filed 2021·Granted Feb 14, 2023·2 cites·1 claims
- 2557US8089134B2Semiconductor deviceYOSHIKAWA KOH·Filed 2009·Granted Jan 3, 2012·1 cites·20 claims
- 2657US2018238841A1Preparative separation and purification device and preparative separation and purification methodSHIMADZU CORP·Filed 2016·Application pending·0 cites
- 2756US12367455B2Member attachment support system and member attachment support methodMITSUBISHI POWER LTD·Filed 2019·Granted Jul 22, 2025·0 cites·18 claims
- 2856US6809393B1Level shifterFUJI ELECTRIC CO LTD·Filed 2000·Granted Oct 26, 2004·7 cites·13 claims
- 2955US12203907B2Autosampler for liquid chromatographSHIMADZU CORP·Filed 2022·Granted Jan 21, 2025·0 cites·5 claims
- 3055US2025093313A1Preparative systemSHIMADZU CORP·Filed 2022·Application pending·0 cites
- 3154US2024151694A1Preparative liquid chromatographSHIMADZU CORP·Filed 2021·Application pending·0 cites
- 3253US10746170B2Apparatus and method for controlling reciprocating pumpSHIMADZU CORP·Filed 2013·Granted Aug 18, 2020·0 cites·10 claims
- 3350US10514364B2Preparative separation-purification method and systemSHIMADZU CORP·Filed 2016·Granted Dec 24, 2019·0 cites·6 claims
- 3450US9144832B2Needle washing mechanismSHIMADZU CORP·Filed 2013·Granted Sep 29, 2015·0 cites·6 claims
- 3549US10184918B2Gas-spouting liquid-sample injector and injection container for the sameSHIMADZU CORP·Filed 2016·Granted Jan 22, 2019·0 cites·6 claims
- 3649US9821250B2Preparative separation-purification system for capturing target componentsSHIMADZU CORP·Filed 2013·Granted Nov 21, 2017·0 cites·4 claims
- 3748US9630125B2Gas-blowing liquid sample infusing device and infusion container used for the sameSHIMADZU CORP·Filed 2015·Granted Apr 25, 2017·0 cites·10 claims
- 3848US7291891B2In-solid nuclear spin quantum calculation deviceJAPAN SCIENCE & TECH AGENCY·Filed 2002·Granted Nov 6, 2007·5 cites·10 claims
- 3948US2022383233A1Work support system, work support method, and work support programMITSUBISHI HEAVY IND LTD·Filed 2020·Application pending·0 cites
- 4047US11103806B2Preparative separation-purification systemSHIMADZU CORP·Filed 2013·Granted Aug 31, 2021·0 cites·2 claims
- 4146USD967140SDisplay screen with transitional graphical user interfaceMITSUBISHI POWER LTD·Filed 2021·Granted Oct 18, 2022·1 cites·1 claims
- 4246US10722893B2Mounting and heating mechanism of sample collection containersSHIMADZU CORP·Filed 2017·Granted Jul 28, 2020·0 cites·5 claims
- 4346US10434436B2Gas-blowing vaporizing and drying deviceYAMAZAKI TOMOYUKI·Filed 2013·Granted Oct 8, 2019·0 cites·5 claims
- 4445US8004037B2MOS type semiconductor deviceFUJI ELECTRIC CO LTD·Filed 2009·Granted Aug 23, 2011·0 cites·11 claims
- 4544US9649634B2Interconnection mechanism for column and needleSHIMADZU CORP·Filed 2016·Granted May 16, 2017·0 cites·4 claims
- 4642US10124270B2Gas blowing vaporizing and drying deviceYAMAZAKI TOMOYUKI·Filed 2012·Granted Nov 13, 2018·0 cites·9 claims
- 4741US10732153B2Separation/purification apparatusSHIMADZU CORP·Filed 2015·Granted Aug 4, 2020·0 cites·11 claims
- 4841US7538408B2Inhibition of parasitic transistor operation in semiconductor deviceFUJI ELEC DEVICE TECH CO LTD·Filed 2006·Granted May 26, 2009·0 cites·3 claims
- 4941US5559347AInsulated gate-type bipolar transistorFUJI ELECTRONIC CO LTD·Filed 1995·Granted Sep 24, 1996·8 cites·6 claims
- 5040US9884267B2Preparative separation-purification system for controlling the passage of solution thereinSHIMADZU CORP·Filed 2013·Granted Feb 6, 2018·0 cites·4 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →