Inventor · disambiguated record
Naganori Koshimizu
Also filed as: KOSHIMIZU NAGANORI
29 granted patents·1 pending application·282 citations·filing 1978–2017
96Inventor score
Files withTOKICO LTD12HITACHI LTD9HITACHI AUTOMOTIVE SYSTEMS LTD5HITACHI SEIKSAKUSHO KK1KOSHIMIZU NAGANORI1
Top patents by PatentIndex Score
30 records- 0197US5687817ADisc brakeTOKICO LTD·Filed 1996·Granted Nov 18, 1997·89 cites·9 claims
- 0293US5947233ADisc brakeTOKICO LTD·Filed 1997·Granted Sep 7, 1999·69 cites·6 claims
- 0388US7401468B2Master cylinderHITACHI LTD·Filed 2005·Granted Jul 22, 2008·19 cites·17 claims
- 0477US6698202B2Master cylinderTOKICO LTD·Filed 2002·Granted Mar 2, 2004·13 cites·3 claims
- 0576US4945729ATandem master cylinder sleeveTOKICO LTD·Filed 1989·Granted Aug 7, 1990·16 cites·3 claims
- 0669US6935112B2Master cylinderHITACHI LTD·Filed 2004·Granted Aug 30, 2005·11 cites·6 claims
- 0766US7841178B2Master cylinderHITACHI LTD·Filed 2008·Granted Nov 30, 2010·4 cites·14 claims
- 0865US6578360B2Master cylinderTOKICO LTD·Filed 2001·Granted Jun 17, 2003·8 cites·5 claims
- 0964US8807668B2Vehicle braking system and master cylinderKOSHIMIZU NAGANORI·Filed 2010·Granted Aug 19, 2014·3 cites·15 claims
- 1064US7694517B2Master cylinder, method for manufacturing a master cylinder, and check valve system of the master cylinderHITACHI LTD·Filed 2007·Granted Apr 13, 2010·4 cites·21 claims
- 1161USRE40573EMaster cylinderHITACHI LTD·Filed 2006·Granted Nov 18, 2008·2 cites·10 claims
- 1260US5046315AMaster cylinderTOKICO LTD·Filed 1989·Granted Sep 10, 1991·10 cites·6 claims
- 1359US7694516B2Master cylinder, master cylinder body, and method for producing master cylinderHITACHI LTD·Filed 2007·Granted Apr 13, 2010·2 cites·20 claims
- 1456US8578711B2Master cylinderYAGI RYOICHI·Filed 2010·Granted Nov 12, 2013·1 cites·20 claims
- 1553US9956942B2ReservoirHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted May 1, 2018·0 cites·8 claims
- 1653US7263830B2Master cylinderHITACHI LTD·Filed 2006·Granted Sep 4, 2007·2 cites·20 claims
- 1752US7866155B2Master cylinder and method of manufacturing the sameHITACHI LTD·Filed 2008·Granted Jan 11, 2011·1 cites·9 claims
- 1850US6840043B2Master cylinderTOKICO LTD·Filed 2003·Granted Jan 11, 2005·2 cites·4 claims
- 1949US4411476AHydraulic pressure control valveTOKICO LTD·Filed 1982·Granted Oct 25, 1983·6 cites·3 claims
- 2048US9056601B2Brake apparatusHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2013·Granted Jun 16, 2015·0 cites·20 claims
- 2143US4356694AMaster cylinder having a fluid pressure control valve mechanismTOKICO LTD·Filed 1980·Granted Nov 2, 1982·7 cites·3 claims
- 2242US10562504B2Master cylinder unitHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Feb 18, 2020·0 cites·5 claims
- 2340US7516617B2Master cylinderHITACHI LTD·Filed 2006·Granted Apr 14, 2009·0 cites·20 claims
- 2439US10668909B2Master cylinder unitHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Jun 2, 2020·0 cites·6 claims
- 2539US7003952B2Master cylinder and method of producing the sameHITACHI SEIKSAKUSHO KK·Filed 2003·Granted Feb 28, 2006·1 cites·10 claims
- 2639US4270354AMaster cylinderTOKICO LTD·Filed 1978·Granted Jun 2, 1981·3 cites·4 claims
- 2739US2019039590A1Brake Apparatus, Brake System, and Master CylinderHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2017·Application pending·0 cites
- 2837US4444436AHydraulic pressure control valveTOKICO LTD·Filed 1981·Granted Apr 24, 1984·3 cites·1 claims
- 2933US5046399ATandem type brake boosterTIKICO LTD·Filed 1989·Granted Sep 10, 1991·4 cites·19 claims
- 3033US4331364AHydraulic pressure control valveTOKICO LTD·Filed 1980·Granted May 25, 1982·2 cites·3 claims
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