Assignee
HIRATSUKA KENJI
JP·3 granted patents·0 citations·filing 2010–2012
Top patents by PatentIndex Score
3 records- 0136US8889445B2Method for manufacturing semiconductor optical device and semiconductor optical deviceHIRATSUKA KENJI·Filed 2012·Granted Nov 18, 2014·0 cites·12 claims
- 0235US8409889B2Method for producing semiconductor optical deviceHIRATSUKA KENJI·Filed 2010·Granted Apr 2, 2013·0 cites·14 claims
- 0331US8216868B2Method of fabricating semiconductor laserHIRATSUKA KENJI·Filed 2010·Granted Jul 10, 2012·0 cites·23 claims
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