The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 20, 2005
Filed:
Aug. 13, 2003
Shui-tien Lin, Kinmen County, TW;
Hui-chen Chu, Hsin-Chu, TW;
Hui-wen Yang, Taichung, TW;
Fu-ching Yang, Donggang Township, Pingtung County, TW;
Shui-Tien Lin, Kinmen County, TW;
Hui-Chen Chu, Hsin-Chu, TW;
Hui-Wen Yang, Taichung, TW;
Fu-Ching Yang, Donggang Township, Pingtung County, TW;
Abstract
A method system for synchronizing a control chart of an SPC system and equipment performance has a chart model () with new chart properties; a method for calculating a control limit based on a statistical deviation, a synchronization frequency for setting a time for reviewing new data gathered by the SPC system, and a process catalog for categorizing all control charts that control the same process step, such that the control charts are organized for assignment of the same performance based control limit calculated by using statistics formed by data for control limit values of the control charts.