Inventor · disambiguated record
Michio Yamaji
Also filed as: YAMAJI MICHIO
141 granted patents·17 pending applications·3,695 citations·filing 1992–2022
99Inventor score
Top patents by PatentIndex Score
158 records- 0199US6035893AShutoff-opening devices and fluid control apparatus comprising such devicesOHMI TADAHIRO·Filed 1997·Granted Mar 14, 2000·143 cites·6 claims
- 0297US6615871B2Fluid control apparatusTADAHIRO OHMI·Filed 2002·Granted Sep 9, 2003·61 cites·12 claims
- 0397US6257270B1Fluid control deviceOHMI TADAHIRO·Filed 1999·Granted Jul 10, 2001·91 cites·1 claims
- 0497US6060691ADevice for heating fluid controllerFUJIKIN KK·Filed 1998·Granted May 9, 2000·593 cites·5 claims
- 0597US5769110AFluid control apparatusFUJIKIN KK·Filed 1996·Granted Jun 23, 1998·85 cites·2 claims
- 0696US5975112AFluid control deviceOHMI TADAHIRO·Filed 1997·Granted Nov 2, 1999·85 cites·4 claims
- 0794US9651467B2Raw material fluid density detectorUNIV TOKUSHIMA·Filed 2014·Granted May 16, 2017·14 cites·12 claims
- 0894US6422264B2Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatusFUJIKIN KK·Filed 2000·Granted Jul 23, 2002·64 cites·5 claims
- 0994US5983933AShutoff-opening deviceOHMI TADAHIRO·Filed 1997·Granted Nov 16, 1999·85 cites·4 claims
- 1093US9625047B2Flow control valve for flow controllerFUJIKIN KK·Filed 2014·Granted Apr 18, 2017·14 cites·14 claims
- 1193US8256744B2Direct touch type metal diaphragm valveTANIKAWA TSUYOSHI·Filed 2006·Granted Sep 4, 2012·32 cites·9 claims
- 1293US6039360ACouplings for fluid controllersOHMI TADAHIRO·Filed 1998·Granted Mar 21, 2000·82 cites·6 claims
- 1392US9471065B2Integrated type gas supplying apparatusFUJIKIN KK·Filed 2013·Granted Oct 18, 2016·15 cites·30 claims
- 1492US6394415B1Fluid control valve and fluid supply/exhaust systemOHMI TADAHIRO·Filed 2000·Granted May 28, 2002·43 cites·18 claims
- 1591US10132415B2Fluid controllerFUJIKIN KK·Filed 2015·Granted Nov 20, 2018·7 cites·3 claims
- 1691US7726333B2Fluid controllerCKD CORP·Filed 2002·Granted Jun 1, 2010·50 cites·12 claims
- 1791US6871803B1Valve with an integral orificeFUJIKIN KK·Filed 2000·Granted Mar 29, 2005·61 cites·15 claims
- 1891US6820632B2Parallel divided flow-type fluid supply apparatus, and fluid-switchable pressure-type flow control method and fluid-switchable pressure-type flow control system for the same fluid supply apparatusFUJIKIN KK·Filed 2002·Granted Nov 23, 2004·39 cites·3 claims
- 1991US6302130B1Method and apparatus for detection of orifice clogging in pressure-type flow rate controllersFUJIKIN KK·Filed 1999·Granted Oct 16, 2001·77 cites·10 claims
- 2091US6273139B1Fluid control apparatusFUJIKIN KK·Filed 1998·Granted Aug 14, 2001·70 cites·5 claims
- 2190US6382238B2Fluid control apparatusTOKYO ELECTRON LTD·Filed 2001·Granted May 7, 2002·39 cites·12 claims
- 2290US6152168APressure-type flow rate control apparatusFUJIKIN KK·Filed 1998·Granted Nov 28, 2000·112 cites·15 claims
- 2389US5295662AFluid flow-controller with improved diaphragmKYOHARA MASAKO·Filed 1993·Granted Mar 22, 1994·60 cites·10 claims
- 2488US6289923B1Gas supply system equipped with pressure-type flow rate control unitFUJIKIN KK·Filed 1999·Granted Sep 18, 2001·61 cites·7 claims
- 2588US5485984ADiaphragm valveKYOHARA MASAKO·Filed 1994·Granted Jan 23, 1996·58 cites·8 claims
- 2687US7416165B2Diaphragm valve for the vacuum exhaustion systemOHMI TADAHIRO·Filed 2004·Granted Aug 26, 2008·34 cites·9 claims
- 2787US7152629B2Fluid control deviceFUJIKIN KK·Filed 2003·Granted Dec 26, 2006·33 cites·1 claims
- 2887US6648020B2Fluid control apparatus and gas treatment system comprising sameFUJIKIN KK·Filed 2001·Granted Nov 18, 2003·40 cites·5 claims
- 2987US5988217AShutoff-opening deviceTADAHIRO OHMI·Filed 1997·Granted Nov 23, 1999·57 cites·6 claims
- 3086US5820105ADiaphragm valveFUJIKIN KK·Filed 1996·Granted Oct 13, 1998·52 cites·3 claims
- 3186US5366261APipe joint with a gasket retainerFUJIKIN KK·Filed 1993·Granted Nov 22, 1994·58 cites·4 claims
- 3285US5979944ADevice for fixing lower members and fluid control apparatus incorporating sameFUJIKIN KK·Filed 1998·Granted Nov 9, 1999·39 cites·3 claims
- 3384US11255468B2Gasket for fluid coupling, and fluid couplingFUJIKIN KK·Filed 2016·Granted Feb 22, 2022·3 cites·11 claims
- 3484US6170890B1Pipe jointOHMI TADAHIRO·Filed 1998·Granted Jan 9, 2001·53 cites·4 claims
- 3582US11391668B2Concentration measurement deviceFUJIKIN KK·Filed 2019·Granted Jul 19, 2022·1 cites·6 claims
- 3682US10408742B2Optical gas concentration measuring method by forming a differential signal using lights with different absorbabilities to a raw material in a gas flow path using a time-sharing methodFUJIKIN KK·Filed 2015·Granted Sep 10, 2019·2 cites·6 claims
- 3782US8281816B2Fluid control apparatusNAKATA TOMOHIRO·Filed 2008·Granted Oct 9, 2012·11 cites·2 claims
- 3882US7988130B2Valve for vacuum exhaustion systemFUJIKIN KK·Filed 2008·Granted Aug 2, 2011·9 cites·10 claims
- 3982US5186434AFluid flow controllerKYOHARA MASAKO·Filed 1992·Granted Feb 16, 1993·46 cites·12 claims
- 4081USD757900SFluid controllerFUJIKIN KK·Filed 2015·Granted May 31, 2016·21 cites·1 claims
- 4181US7841628B2Joint for use in fluid control apparatusFUJIKIN KK·Filed 2006·Granted Nov 30, 2010·12 cites·9 claims
- 4281US6868867B2Fluid control apparatusFUJIKIN KK·Filed 2002·Granted Mar 22, 2005·35 cites·2 claims
- 4381US6135155AFluid control deviceFUJIKIN KK·Filed 1996·Granted Oct 24, 2000·30 cites·1 claims
- 4481US5837907AMethod of tightening threaded membersFUJIKIN KK·Filed 1997·Granted Nov 17, 1998·32 cites·11 claims
- 4581US5609077ATightening deviceFUJIKIN KK·Filed 1996·Granted Mar 11, 1997·41 cites·18 claims
- 4680US10711902B2Flow dividing valveFUJIKIN KK·Filed 2018·Granted Jul 14, 2020·3 cites·7 claims
- 4780US8381755B2Pressure type flow rate control reference and corrosion resistant pressure type flow rate controller used for the sameFUJIKIN KK·Filed 2012·Granted Feb 26, 2013·5 cites·2 claims
- 4880US8210022B2Pressure type flow rate control reference and corrosion resistant pressure type flow rate controller used for the sameMORIYA SHUJI·Filed 2008·Granted Jul 3, 2012·9 cites·7 claims
- 4980US7150444B2Valve with an integral orificeFUJIKIN KK·Filed 2004·Granted Dec 19, 2006·19 cites·9 claims
- 5080US6116282AFluid control deviceFUJIKIN KK·Filed 1999·Granted Sep 12, 2000·36 cites·2 claims
Showing the top 50 of 158 patent records by PatentIndex Score.
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