SemCon Tech Assigned Patent
(Targeted News Service Via Acquire Media NewsEdge) By Targeted News Service
ALEXANDRIA, Va., Jan. 26 -- SemCon Tech, Tyler, Texas, has been assigned a patent (8,357,286) developed by Charles J. Molnar, Wilmington, Del., for a versatile workpiece refining.
The abstract of the patent published by the U.S. Patent and Trademark Office states: "Versatile methods of refining a first and a second layer of a workpiece are discussed. New refining methods and refining apparatus are disclosed. The new refining methods can help improve yield and appreciably change the cost of manufacture for refining of workpieces. The methods can be applied to workpieces having extremely close tolerances such as semiconductor wafers. New methods of control are also discussed. Methods use controllers, processors, computers, and processor readable memory devices are discussed. Use of stored information is to make changes in process control are discussed. Use of process models are discussed for refining. Determining a changed process control with stored information from first and second layers of a workpiece is disclosed. A changed process control can make an appreciable changes to the cost of manufacture of a workpiece."
The patent application was filed on Oct. 29, 2007 (11/978,346). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,357,286&OS=8,357,286&RS=8,357,286
Written by Arpi Sharma; edited by Anand Kumar.
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