Inventor · disambiguated record
Koichi Hashida
Also filed as: HASHIDA KOICHI
46 granted patents·5 pending applications·529 citations·filing 1987–2018
98Inventor score
Files withSUMITOMO ELECTRIC INDUSTRIES33ADVICS CO LTD11SUMITOMO SEI BRAKE SYS INC2HASHIDA KOICHI1SUMIMOTO ELECTRIC IND LTD1
Top patents by PatentIndex Score
51 records- 0194US11215293B2Electromagnetic valveADVICS CO LTD·Filed 2018·Granted Jan 4, 2022·12 cites·6 claims
- 0291US5109886AFluid pressure controllerSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted May 5, 1992·47 cites·12 claims
- 0390US4915459AAntilock mechanismSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Apr 10, 1990·36 cites·5 claims
- 0484US7134533B2Combined service and parking brake apparatusADVICS CO LTD·Filed 2005·Granted Nov 14, 2006·11 cites·3 claims
- 0582US7264093B2Combined service and parking brake apparatusADVICS CO LTD·Filed 2005·Granted Sep 4, 2007·8 cites·11 claims
- 0678US4953918AModulator for use in an anti-lock brake control systemSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Sep 4, 1990·19 cites·2 claims
- 0776US5609400AThree position solenoid controlled valveSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Mar 11, 1997·19 cites·20 claims
- 0875US8282371B2Screw pumpHASHIDA KOICHI·Filed 2009·Granted Oct 9, 2012·6 cites·2 claims
- 0973US6494547B2Brake system for electric motor-powered vehicleSUNITOMO SEI BRAKE SYSTEMS INC·Filed 2001·Granted Dec 17, 2002·32 cites·20 claims
- 1071US4898434ABrake pressure control device for vehiclesSUMITOMO ELECTRIC INDUSTRIES·Filed 1988·Granted Feb 6, 1990·12 cites·6 claims
- 1169US5988772AHydraulic control apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Nov 23, 1999·20 cites·11 claims
- 1266US5026123AFlow control valve for antilock brake control deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Jun 25, 1991·23 cites·8 claims
- 1364US5584539ABrake fluid pressure controller having a shut off valve forming a fluid reservoirSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Dec 17, 1996·18 cites·4 claims
- 1464US5127435AFluid pressure controllerSUMITOMO ELECTRIC INDUSTRIES·Filed 1991·Granted Jul 7, 1992·14 cites·10 claims
- 1563US5375506AHydraulic pressure control apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Dec 27, 1994·13 cites·13 claims
- 1663US4834469ABrake pressure control systemSUMITOMO ELECTRIC INDUSTRIES·Filed 1987·Granted May 30, 1989·11 cites·8 claims
- 1762US8025345B2Vehicle brake systemADVICS CO LTD·Filed 2008·Granted Sep 27, 2011·3 cites·12 claims
- 1862US5495869AChangeover valve and flow control valve assembly having the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Mar 5, 1996·11 cites·6 claims
- 1962US5002344AFluid pressure controller for antilock brake control deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Mar 26, 1991·11 cites·2 claims
- 2061US4867122AThrottle opening control actuatorSUMITOMO ELECTRIC INDUSTRIES·Filed 1988·Granted Sep 19, 1989·20 cites·9 claims
- 2160US5094512AFlow control valve for an antilocking device in a vehicle brake systemSUMITOMO ELECTRIC INDUSTRIES·Filed 1990·Granted Mar 10, 1992·13 cites·5 claims
- 2259US5460199AFlow control valve and control method thereforSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Oct 24, 1995·10 cites·9 claims
- 2359US5181534AFlow control valveSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Jan 26, 1993·12 cites·9 claims
- 2458US7472968B2Vacuum type brake boosterADVICS CO LTD·Filed 2006·Granted Jan 6, 2009·2 cites·6 claims
- 2558US7334512B2Vacuum type booster deviceADVICS CO LTD·Filed 2006·Granted Feb 26, 2008·2 cites·19 claims
- 2655US6984002B2Brake hydraulic pressure generatorADVICS CO LTD·Filed 2003·Granted Jan 10, 2006·4 cites·4 claims
- 2755US5638861AChangeover valve and flow control valve assembly having the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jun 17, 1997·11 cites·6 claims
- 2855US5577815AThree position solenoid controlled valveSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Nov 26, 1996·11 cites·3 claims
- 2954US6955407B2Negative pressure type brake hydraulic pressure generating deviceADVICS CO LTD·Filed 2003·Granted Oct 18, 2005·4 cites·7 claims
- 3052US6312062B1Brake fluid pressure control deviceSUMITOMO SEI BRAKE SYS INC·Filed 2000·Granted Nov 6, 2001·10 cites·3 claims
- 3150US5921638ABrake fluid pressure control deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1997·Granted Jul 13, 1999·14 cites·4 claims
- 3249US6086165ASolenoid controlled valve and antilock control apparatus using the sameSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Jul 11, 2000·11 cites·6 claims
- 3349US5911484AAutomatic brake fluid pressure control deviceSUMIMOTO ELECTRIC IND LTD·Filed 1997·Granted Jun 15, 1999·10 cites·7 claims
- 3449US5320423AAnti-lock hydraulic control deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Jun 14, 1994·8 cites·3 claims
- 3548US4964680AFlow control valve for antilock brake control deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Oct 23, 1990·13 cites·1 claims
- 3642US9664205B2Hydraulic damperADVICS CO LTD·Filed 2015·Granted May 30, 2017·0 cites·12 claims
- 3742US6202697B1Proportional pressure control valveSUMITOMO ELECTRIC INDUSTRIES·Filed 1998·Granted Mar 20, 2001·12 cites·1 claims
- 3842US2019219115A1Brake discADVICS CO LTD·Filed 2017·Application pending·0 cites
- 3941US5238018AProportional pressure control valveSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Aug 24, 1993·8 cites·3 claims
- 4041US2009008200A1Negative Pressure Type Booster DeviceTSUBOUCHI KAORU·Filed 2006·Application pending·0 cites
- 4140US2004089508A1Negative pressure type brake hydraulic pressure generating deviceADVICS CO LTD·Filed 2003·Application pending·0 cites
- 4240US2003029166A1Piston assembly and brake hydraulic pressure generating device using the sameSUMITOMO SEI BRAKE SYS INC·Filed 2002·Application pending·0 cites
- 4340US2004255771A1Negative pressure type booster device for hydraulic brake deviceFiled 2004·Application pending·0 cites
- 4439US5171071ABrake system to improve brake pedal travel and response during antilock and traction controlSUMITOMO ELECTRIC INDUSTRIES·Filed 1992·Granted Dec 15, 1992·6 cites·10 claims
- 4538US5526731AHydraulic boosterSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jun 18, 1996·5 cites·6 claims
- 4637US5328151ASolenoid valveSUMITOMO ELECTRIC INDUSTRIES·Filed 1993·Granted Jul 12, 1994·4 cites·3 claims
- 4737US4810042ABrake pressure control apparatusSUMITOMO ELECTRIC INDUSTRIES·Filed 1988·Granted Mar 7, 1989·4 cites·11 claims
- 4835US5524659AFlow control valve and control method thereforSUMITOMO ELECTRIC INDUSTRIES·Filed 1995·Granted Jun 11, 1996·3 cites·12 claims
- 4935US4997238ABrake pressure control device for vehiclesSUMITOMO ELECTRIC INDUSTRIES·Filed 1989·Granted Mar 5, 1991·2 cites·8 claims
- 5033US5480223AFluid pressure control deviceSUMITOMO ELECTRIC INDUSTRIES·Filed 1994·Granted Jan 2, 1996·2 cites·2 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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