Inventor · Austin, TX, US

Qingsu Wang

14Patents
9h-index
19Co-inventors
61Inventor score

Filing activity: Jul 7, 1995 → Mar 22, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5859964A System and method for performing real time data acquisition, process modeling and fault detection of wafer fabrication processes Electricity 241 Expired
US5740429A E10 reporting tool Emerging Cross-Sectional Technologies 104 Expired
US6725402B1 Method and apparatus for fault detection of a processing tool and control thereof using an advanced process control (APC) framework Emerging Cross-Sectional Technologies 46 Expired
US5914879A System and method for calculating cluster tool performance metrics using a weighted configuration matrix Emerging Cross-Sectional Technologies 40 Expired
US6268270A Lot-to-lot rapid thermal processing (RTP) chamber preheat optimization Physics 40 Expired
US6532555B1 Method and apparatus for integration of real-time tool data and in-line metrology for fault detection in an advanced process control (APC) framework Emerging Cross-Sectional Technologies 39 Expired
US6546508B1 Method and apparatus for fault detection of a processing tool in an advanced process control (APC) framework Emerging Cross-Sectional Technologies 39 Expired
US6629012B1 Wafer-less qualification of a processing tool Emerging Cross-Sectional Technologies 26 Expired
US6556959B1 Method and apparatus for updating a manufacturing model based upon fault data relating to processing of semiconductor wafers Emerging Cross-Sectional Technologies 15 Expired
US6697691B1 Method and apparatus for fault model analysis in manufacturing tools Electricity 8 Expired
US6556882B1 Method and apparatus for generating real-time data from static files Electricity 6 Expired
US6968303B1 Automated system for extracting and combining tool trace data and wafer electrical test (WET) data for semiconductor processing Electricity 4 Expired
US6324341A Lot-to-lot rapid thermal processing (RTP) chamber preheat optimization Electricity 4 Expired
US6738731B1 Method and apparatus for using tool state information to identify faulty wafers Physics 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.