Inventor · disambiguated record
Maki Hirayama
Also filed as: HIRAYAMA MAKI
4 granted patents·1 pending application·2 citations·filing 2005–2015
59Inventor score
Top patents by PatentIndex Score
5 records- 0153US7904993B2Spherical bearing for lock gate door and lock gate door having the sameOILES INDUSTRY CO LTD·Filed 2005·Granted Mar 15, 2011·1 cites·5 claims
- 0250US9568047B2High-strength brass alloy for sliding member, and sliding memberOILES INDUSTRY CO LTD·Filed 2014·Granted Feb 14, 2017·0 cites·1 claims
- 0349US8950941B2High-strength brass alloy for sliding member, and sliding memberHIRAYAMA MAKI·Filed 2010·Granted Feb 10, 2015·1 cites·4 claims
- 0439US2015354145A1Sliding plate and floor plate for turnoutOILES INDUSTRY CO LTD·Filed 2014·Application pending·0 cites
- 0529US9850946B2Bearing bush for use in toggleOILES INDUSTRY CO LTD·Filed 2015·Granted Dec 26, 2017·0 cites·20 claims
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