Assignee
ISHIYAMA MASAFUMI
SG·3 granted patents·140 citations·filing 2008–2010
Top patents by PatentIndex Score
3 records- 0197US8092931B2Magnetic disk, method of manufacturing the magnetic disk and method of evaluating the magnetic diskISHIYAMA MASAFUMI·Filed 2008·Granted Jan 10, 2012·70 cites·6 claims
- 0296US8425975B2Magnetic disk and magnetic disk manufacturing methodISHIYAMA MASAFUMI·Filed 2008·Granted Apr 23, 2013·70 cites·6 claims
- 0348US8709532B2Magnetic disk and manufacturing method thereofISHIYAMA MASAFUMI·Filed 2010·Granted Apr 29, 2014·0 cites·11 claims
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