申请人 |
ION GEOPHYSICAL CORPORATION;ROBERTS, PHILLIP;FISCHER, ROBERT;ZINN, NOEL;SCHNEIDER, CURT;GAGLIARDI, JOSEPH, R.;RICE, SHAWN;DUDLEY, TIMOTHY, A.;GRANT, JOHN;SIMPSON, KEVIN |
发明人 |
ROBERTS, PHILLIP;FISCHER, ROBERT;ZINN, NOEL;SCHNEIDER, CURT;GAGLIARDI, JOSEPH, R.;RICE, SHAWN;DUDLEY, TIMOTHY, A.;GRANT, JOHN;SIMPSON, KEVIN |