Assignee
SAKUMA YOICHI
JP·4 granted patents·1 pending application·11 citations·filing 2008–2013
Top patents by PatentIndex Score
5 records- 0174US9650228B2Roller guide and manufacturing method for sameSAKUMA YOICHI·Filed 2012·Granted May 16, 2017·5 cites·10 claims
- 0271US8786129B2Control device for lighting LED and detecting breakage thereofSAKUMA YOICHI·Filed 2013·Granted Jul 22, 2014·3 cites·20 claims
- 0359US8946927B2Control device for lighting LED and detecting breakage thereofSAKUMA YOICHI·Filed 2013·Granted Feb 3, 2015·1 cites·20 claims
- 0453US8143820B2Motor control deviceSAKUMA YOICHI·Filed 2008·Granted Mar 27, 2012·2 cites·10 claims
- 0542US2012103731A1Vibration damping device for elevatorSAKUMA YOICHI·Filed 2009·Application pending·0 cites
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