Inventor · disambiguated record
Yoshihiko Koyama
Also filed as: KOYAMA YOSHIHIKO
5 granted patents·12 citations·filing 2005–2018
71Inventor score
Top patents by PatentIndex Score
5 records- 0182US7503107B2Method for manufacturing a magnetic head using a multi-stage ion millingTDK CORP·Filed 2005·Granted Mar 17, 2009·6 cites·6 claims
- 0278US7874063B2Thin film magnetic head integrated structureTDK CORP·Filed 2006·Granted Jan 25, 2011·4 cites·7 claims
- 0370US10010563B2Peritoneal dialysis fluidTERUMO CORP·Filed 2012·Granted Jul 3, 2018·2 cites·10 claims
- 0452US11617764B2Peritoneal dialysis fluidTERUMO CORP·Filed 2018·Granted Apr 4, 2023·0 cites·10 claims
- 0548US11020520B2Peritoneal dialysis fluidTERUMO CORP·Filed 2012·Granted Jun 1, 2021·0 cites·5 claims
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