Patent assignee · US · COMPANY

SD Acquisition Inc.

2Patents
0Active
2Granted
28Portfolio score

Filing activity: May 25, 1999 → Mar 2, 2001

Most-cited patents

PatentTitleAreaCited byStatus
US6381008B1 Method and system for identifying etch end points in semiconductor circuit fabrication Physics 61 Expired
US6580507B2 Single source, single detector chip, multiple-longitudinal channel electromagnetic radiation absorbance and fluorescence monitoring system Physics 51 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.