Inventor · disambiguated record
Bunya Hayashi
Also filed as: HAYASHI BUNYA
73 granted patents·1,730 citations·filing 1993–2014
99Inventor score
Files withSMC CORP73
Top patents by PatentIndex Score
73 records- 0197USD416309SElectromagnetic valveSMC CORP·Filed 1997·Granted Nov 9, 1999·76 cites·1 claims
- 0296USD409279SAir supply and discharge block for an electromagnetic valve assemblySMC CORP·Filed 1997·Granted May 4, 1999·56 cites·1 claims
- 0395US5437306ADouble-solenoid type electromagnetic valveSMC CORP·Filed 1993·Granted Aug 1, 1995·61 cites·7 claims
- 0494USD524910SElectromagnetic valveSMC CORP·Filed 2005·Granted Jul 11, 2006·59 cites·1 claims
- 0594US6874537B2Manifold valveSMC CORP·Filed 2003·Granted Apr 5, 2005·44 cites·12 claims
- 0694US6213153B1Electric power supply apparatus for solenoid valve manifoldSMC CORP·Filed 2000·Granted Apr 10, 2001·49 cites·3 claims
- 0794US6164335AManifold solenoid valve driven by serial signalsSMC CORP·Filed 2000·Granted Dec 26, 2000·51 cites·3 claims
- 0894US5699834AManifold-type solenoid valvesSMC CORP·Filed 1996·Granted Dec 23, 1997·60 cites·2 claims
- 0993US7434780B2Pilot-type two-port valveSMC CORP·Filed 2006·Granted Oct 14, 2008·24 cites·9 claims
- 1092US6425416B1Fluid directional control device for solenoid valve assemblySMC CORP·Filed 2000·Granted Jul 30, 2002·39 cites·12 claims
- 1190US6170527B1Manifold solenoid valve driven by serial signalsSMC CORP·Filed 2000·Granted Jan 9, 2001·36 cites·3 claims
- 1289US7438088B2Electromagnetic pilot type directional control valveSMC CORP·Filed 2005·Granted Oct 21, 2008·15 cites·10 claims
- 1389US6283149B1Directional control valve having position detecting functionSMC CORP·Filed 2000·Granted Sep 4, 2001·30 cites·20 claims
- 1488USD639393SElectromagnetic valveSMC CORP·Filed 2010·Granted Jun 7, 2011·39 cites·1 claims
- 1588US5597015AElectromagnetic pilot type selector valveSMC CORP·Filed 1993·Granted Jan 28, 1997·40 cites·4 claims
- 1687US6830067B2Manifold valveSMC CORP·Filed 2003·Granted Dec 14, 2004·25 cites·6 claims
- 1785US7073825B2One-operation piping-installation fluid pressure apparatusSMC CORP·Filed 2003·Granted Jul 11, 2006·36 cites·18 claims
- 1885US6263915B1Directional control valve having position detecting functionSMC CORP·Filed 2000·Granted Jul 24, 2001·25 cites·3 claims
- 1985US5915666ASolenoid valve with switchSMC CORP·Filed 1997·Granted Jun 29, 1999·33 cites·16 claims
- 2085US5704399AChained multiple connection change-over valve assemblySMC CORP·Filed 1996·Granted Jan 6, 1998·35 cites·6 claims
- 2184USD636460SElectromagnetic valveSMC CORP·Filed 2010·Granted Apr 19, 2011·30 cites·1 claims
- 2284US6220284B1Pilot operated directional control valve having position detecting functionSMC CORP·Filed 2000·Granted Apr 24, 2001·29 cites·6 claims
- 2383USD459441SSolenoid valveSMC CORP·Filed 2001·Granted Jun 25, 2002·31 cites·1 claims
- 2482US9523442B2Double solenoid valve with detent mechanismSMC CORP·Filed 2014·Granted Dec 20, 2016·5 cites·13 claims
- 2581US5706858ASolenoid valve assembly connector fastenersSMC CORP·Filed 1996·Granted Jan 13, 1998·28 cites·6 claims
- 2681US5699830ASolenoid valve controllerSMC CORP·Filed 1995·Granted Dec 23, 1997·41 cites·5 claims
- 2781US5623967APilot switch valveSMC CORP·Filed 1995·Granted Apr 29, 1997·28 cites·2 claims
- 2880US6216740B1Manifold-type solenoid valve with relay unitSMC CORP·Filed 2000·Granted Apr 17, 2001·19 cites·5 claims
- 2980USD427663SElectromagnetic valve assemblySMC CORP·Filed 1997·Granted Jul 4, 2000·19 cites·1 claims
- 3079US6427720B1Pilot operated directional control valve having position detecting functionSMC CORP·Filed 2000·Granted Aug 6, 2002·23 cites·6 claims
- 3179US5558126ADouble solenoid type electromagnetic valveSMC CORP·Filed 1995·Granted Sep 24, 1996·27 cites·4 claims
- 3278USD460148SSolenoid-driven pilot valveSMC CORP·Filed 2001·Granted Jul 9, 2002·25 cites·1 claims
- 3378US6173745B1Manifold solenoid valve driven by serial signalsSMC CORP·Filed 2000·Granted Jan 16, 2001·22 cites·3 claims
- 3476US7032879B2Valve device having a plurality of solenoidsSMC CORP·Filed 2004·Granted Apr 25, 2006·18 cites·20 claims
- 3576US6206045B1Manifold solenoid valve driven by serial signalsSMC CORP·Filed 2000·Granted Mar 27, 2001·21 cites·2 claims
- 3676US5944056APipe joint for fluid pressure apparatusSMC CORP·Filed 1998·Granted Aug 31, 1999·40 cites·2 claims
- 3773US7207351B2Switching valve with position detecting mechanismSMC CORP·Filed 2006·Granted Apr 24, 2007·6 cites·20 claims
- 3873USD479308SElectromagnetic valveSMC CORP·Filed 2002·Granted Sep 2, 2003·18 cites·1 claims
- 3973US6237634B1Manually operated supply and exhaust changeover valve for fluid Pressure apparatusSMC CORP·Filed 1999·Granted May 29, 2001·31 cites·7 claims
- 4073US5918629ASolenoid valve manifold with switchSMC CORP·Filed 1997·Granted Jul 6, 1999·29 cites·8 claims
- 4172US7048002B2Board-mounted manifold valveSMC CORP·Filed 2003·Granted May 23, 2006·17 cites·12 claims
- 4272USD414545SElectromagnetic valve assemblySMC CORP·Filed 1997·Granted Sep 28, 1999·14 cites·1 claims
- 4371US6267140B1Directional control valve having position detecting functionSMC CORP·Filed 2000·Granted Jul 31, 2001·15 cites·7 claims
- 4471US5971022ASelector valve with counterflow prevention meansSMC CORP·Filed 1997·Granted Oct 26, 1999·29 cites·1 claims
- 4571USD415256SElectromagnetic valve assemblySMC CORP·Filed 1997·Granted Oct 12, 1999·16 cites·1 claims
- 4671US5725255AFixture for fitting pipe joint to change-over valveSMC CORP·Filed 1996·Granted Mar 10, 1998·34 cites·3 claims
- 4771USD390636SElectromagnetic valveSMC CORP·Filed 1996·Granted Feb 10, 1998·16 cites·1 claims
- 4869USD410522SElectromagnetic valveSMC CORP·Filed 1996·Granted Jun 1, 1999·14 cites·1 claims
- 4969USD389560SElectromagnetic valveSMC CORP·Filed 1996·Granted Jan 20, 1998·15 cites·1 claims
- 5068USD417717SElectromagnetic valve assemblySMC CORP·Filed 1997·Granted Dec 14, 1999·12 cites·1 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →