Assignee
YAMANAKA SADANORI
JP·5 granted patents·4 citations·filing 2006–2012
Top patents by PatentIndex Score
5 records- 0168US8890213B2Semiconductor wafer, electronic device, a method of producing semiconductor wafer, and method of producing electronic deviceYAMANAKA SADANORI·Filed 2011·Granted Nov 18, 2014·2 cites·16 claims
- 0263US8097887B2Light emitting device having a monotone decreasing functionYAMANAKA SADANORI·Filed 2007·Granted Jan 17, 2012·2 cites·18 claims
- 0350US8729677B2Semiconductor substrate, electronic device and method for manufacturing semiconductor substrateYAMANAKA SADANORI·Filed 2009·Granted May 20, 2014·0 cites·18 claims
- 0448US8507952B2Semiconductor wafer, semiconductor device, and method for producing semiconductor waferYAMANAKA SADANORI·Filed 2012·Granted Aug 13, 2013·0 cites·24 claims
- 0542US8691674B2Method for producing group 3-5 nitride semiconductor and method for producing light-emitting deviceYAMANAKA SADANORI·Filed 2006·Granted Apr 8, 2014·0 cites·15 claims
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