Inventor · disambiguated record
Masaru Kouyama
Also filed as: KOUYAMA MASARU
6 granted patents·2 pending applications·56 citations·filing 2003–2014
82Inventor score
Files withMAEDA ATSUSHI2HITACHI AUTOMOTIVE SYSTEMS LTD1HITACHI AUTOMOTOVE SYSTEMS LTD1HITACHI LTD1KOUYAMA MASARU1
Top patents by PatentIndex Score
8 records- 0195US8695766B2Shock absorberYAMASHITA MIKIO·Filed 2012·Granted Apr 15, 2014·22 cites·4 claims
- 0287US8746423B2Shock absorberMAEDA ATSUSHI·Filed 2011·Granted Jun 10, 2014·8 cites·18 claims
- 0379US8590680B2Shock absorberMAEDA ATSUSHI·Filed 2011·Granted Nov 26, 2013·11 cites·18 claims
- 0478US9139065B2Shock absorberHITACHI AUTOMOTOVE SYSTEMS LTD·Filed 2012·Granted Sep 22, 2015·8 cites·8 claims
- 0574US9309945B2Shock absorberHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2014·Granted Apr 12, 2016·3 cites·20 claims
- 0652US7530252B2Method and apparatus for working tubeHITACHI LTD·Filed 2003·Granted May 12, 2009·4 cites·11 claims
- 0749US2009000891A1Shock absorberKOUYAMA MASARU·Filed 2008·Application pending·0 cites
- 0836US2004035002A1Cylinder apparatus and method of manufacturing rod for cylinder apparatusFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →