Inventor · Sunnyvale, CA, US

Charles Chen

10Patents
5h-index
11Co-inventors
59Inventor score

Filing activity: Feb 4, 2003 → Oct 22, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US8010222B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 18 Active
US6866559B2 Windows configurable to be coupled to a process tool or to be disposed within an opening in a polishing pad Performing Operations; Transporting 17 Expired
US6884146B2 Systems and methods for characterizing a polishing process Performing Operations; Transporting 11 Expired
US6935922B2 Methods and systems for generating a two-dimensional map of a characteristic at relative or absolute locations of measurement spots on a specimen during polishing Performing Operations; Transporting 7 Expired
US7030018B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 6 Expired
US7332438B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 5 Expired
US7175503B2 Methods and systems for determining a characteristic of polishing within a zone on a specimen from combined output signals of an eddy current device Performing Operations; Transporting 5 Expired
US7052369B2 Methods and systems for detecting a presence of blobs on a specimen during a polishing process Performing Operations; Transporting 5 Expired
US9563972B2 Methods and apparatus for providing color palette management within a graphical user interface Physics 2 Active
US8831767B2 Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool Performing Operations; Transporting 1 Active

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