Assignee

CHO CHANG-HYUN

KR·2 granted patents·14 citations·filing 2008–2009

Technology mixF16H1 G01R1 H10P1 Y10T1

Top patents by PatentIndex Score

2 records

0181US8656800B2Harmonic drive using profile shifted gearCHO CHANG-HYUN·Filed 2008·Granted Feb 25, 2014·11 cites·15 claims
0258US8493087B2Probe card, and apparatus and method for testing semiconductor device using the probe cardCHO CHANG-HYUN·Filed 2009·Granted Jul 23, 2013·3 cites·20 claims

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