Inventor
HAYASHI BUNYA
JP73 patents
Patents
50 patentsUSD524910SJul 11, 2006
Electromagnetic valve
SMC CORP59 citations96
USD416309SNov 9, 1999
Electromagnetic valve
SMC CORP76 citations96
USD409279SMay 4, 1999
Air supply and discharge block for an electromagnetic valve assembly
SMC CORP56 citations96
US5699834ADec 23, 1997
Manifold-type solenoid valves
SMC CORP60 citations96
US5437306AAug 1, 1995
Double-solenoid type electromagnetic valve
SMC CORP61 citations95
USD639393SJun 7, 2011
Electromagnetic valve
SMC CORP39 citations93
USD636460SApr 19, 2011
Electromagnetic valve
SMC CORP30 citations93
US7434780B2Oct 14, 2008
Pilot-type two-port valve
SMC CORP24 citations93
US6874537B2Apr 5, 2005
Manifold valve
SMC CORP44 citations93
US6830067B2Dec 14, 2004
Manifold valve
SMC CORP25 citations93
USD479308SSep 2, 2003
Electromagnetic valve
SMC CORP18 citations93
US6427720B1Aug 6, 2002
Pilot operated directional control valve having position detecting function
SMC CORP23 citations93
US6425416B1Jul 30, 2002
Fluid directional control device for solenoid valve assembly
SMC CORP39 citations93
US6283149B1Sep 4, 2001
Directional control valve having position detecting function
SMC CORP30 citations93
US6263915B1Jul 24, 2001
Directional control valve having position detecting function
SMC CORP25 citations93
US6237634B1May 29, 2001
Manually operated supply and exhaust changeover valve for fluid Pressure apparatus
SMC CORP31 citations93
US6220284B1Apr 24, 2001
Pilot operated directional control valve having position detecting function
SMC CORP29 citations93
US6213153B1Apr 10, 2001
Electric power supply apparatus for solenoid valve manifold
SMC CORP49 citations93
USD427663SJul 4, 2000
Electromagnetic valve assembly
SMC CORP19 citations93
US5971022AOct 26, 1999
Selector valve with counterflow prevention means
SMC CORP29 citations93
US5944056AAug 31, 1999
Pipe joint for fluid pressure apparatus
SMC CORP40 citations93
US5918629AJul 6, 1999
Solenoid valve manifold with switch
SMC CORP29 citations93
US5915666AJun 29, 1999
Solenoid valve with switch
SMC CORP33 citations93
US5725255AMar 10, 1998
Fixture for fitting pipe joint to change-over valve
SMC CORP34 citations93
US5706858AJan 13, 1998
Solenoid valve assembly connector fasteners
SMC CORP28 citations93
US5704399AJan 6, 1998
Chained multiple connection change-over valve assembly
SMC CORP35 citations93
US5623967AApr 29, 1997
Pilot switch valve
SMC CORP28 citations93
US5558126ASep 24, 1996
Double solenoid type electromagnetic valve
SMC CORP27 citations93
US6206045B1Mar 27, 2001
Manifold solenoid valve driven by serial signals
SMC CORP21 citations92
US6173745B1Jan 16, 2001
Manifold solenoid valve driven by serial signals
SMC CORP22 citations92
US6170527B1Jan 9, 2001
Manifold solenoid valve driven by serial signals
SMC CORP36 citations92
US6164335ADec 26, 2000
Manifold solenoid valve driven by serial signals
SMC CORP51 citations92
US5699830ADec 23, 1997
Solenoid valve controller
SMC CORP41 citations92
US5597015AJan 28, 1997
Electromagnetic pilot type selector valve
SMC CORP40 citations92
US5447176ASep 5, 1995
Spool type change-over valve
SMC CORP24 citations92
US7073825B2Jul 11, 2006
One-operation piping-installation fluid pressure apparatus
SMC CORP36 citations91
USD460148SJul 9, 2002
Solenoid-driven pilot valve
SMC CORP25 citations90
USD459441SJun 25, 2002
Solenoid valve
SMC CORP31 citations90
US7438088B2Oct 21, 2008
Electromagnetic pilot type directional control valve
SMC CORP15 citations84
USD539386SMar 27, 2007
Fluid control valve
SMC CORP13 citations84
US7032879B2Apr 25, 2006
Valve device having a plurality of solenoids
SMC CORP18 citations84
USD479738SSep 16, 2003
Electromagnetic valve
SMC CORP14 citations84
US6267140B1Jul 31, 2001
Directional control valve having position detecting function
SMC CORP15 citations84
US6216740B1Apr 17, 2001
Manifold-type solenoid valve with relay unit
SMC CORP19 citations84
US6026856AFeb 22, 2000
Three-port solenoid valve using a valve body for a five-port solenoid valve
SMC CORP16 citations84
US7048002B2May 23, 2006
Board-mounted manifold valve
SMC CORP17 citations82
USD414545SSep 28, 1999
Electromagnetic valve assembly
SMC CORP14 citations82
USD439634SMar 27, 2001
Manifold type electro-magnetic valve
SMC CORP11 citations74
USD424166SMay 2, 2000
Electromagnetic valve assembly
SMC CORP12 citations74
USD422340SApr 4, 2000
Serial transmission box
SMC CORP6 citations74
Showing the top 50 of 73 patents by PatentIndex Score.