申请人 |
SMITH INTERNATIONAL, INC., IRVINE, CALIF., US |
发明人 |
KESHAVAN, MADAPUSI KANDE, FULLERTON CALIFORNIA 92633, US;UNDERWOOD, LANCE DOUGLAS, SPRING TEXAS 77379, US;KAR, NARESH JITENDRA, WESTMINSTER CALIFORNIA 92683, US;OLDHAM, THOMAS WALTER, MISSON VIEJO CALIFORNIA 92691, US;ROTH, CARY ALLEN, MORENO VALLEY CALIFORNIA 92388, US;ARMSTRONG, BRIAN JOHN, SEAL BEACH CALIFORNIA 90740, US |