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Class Information
Number: 438/697
Name: Semiconductor device manufacturing: process > Chemical etching > Combined with coating step > Planarization by etching and coating
Description: Processes wherein at least one surface of the semiconductor substrate is leveled through a combination of chemical etching and material deposition.


Sub-classes under this class:

Class Number Class Name Patents
438/699 Plural coating steps 407
438/698 Utilizing reflow 114


Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
7601646 Top-oxide-early process and array top oxide planarization Oct. 13, 2009
7579284 Etching solution, method of forming a pattern using the same, method of manufacturing a multiple gate oxide layer using the same and method of manufacturing a flash memory device using the sam Aug. 25, 2009
7563716 Polishing method Jul. 21, 2009
7550380 Electroless plating of metal caps for chalcogenide-based memory devices Jun. 23, 2009
7544621 Method of removing a metal silicide layer on a gate electrode in a semiconductor manufacturing process and etching method Jun. 9, 2009
7528075 Self-masking defect removing method May. 5, 2009
7528059 Method for reducing polish-induced damage in a contact structure by forming a capping layer May. 5, 2009
7510972 Method of processing substrate, post-chemical mechanical polishing cleaning method, and method of and program for manufacturing electronic device Mar. 31, 2009
7501051 Electropolishing electrolyte and method for planarizing a metal layer using the same Mar. 10, 2009
7488686 Electrochemical fabrication methods including use of surface treatments to reduce overplating and/or planarization during formation of multi-layer three-dimensional structures Feb. 10, 2009
7473630 Semiconductor device and method for manufacturing same Jan. 6, 2009
7446045 Method of manufacturing nitride substrate for semiconductors Nov. 4, 2008
7435654 Analog capacitor having at least three high-k dielectric layers, and method of fabricating the same Oct. 14, 2008
7435632 Method for manufacturing a bottom substrate of a liquid crystal display device Oct. 14, 2008
7422985 Method for reducing dielectric overetch using a dielectric etch stop at a planar surface Sep. 9, 2008
7416985 Semiconductor device having a multilayer interconnection structure and fabrication method thereof Aug. 26, 2008
7413987 Method for manufacturing a semiconductor device Aug. 19, 2008
7405152 Reducing wire erosion during damascene processing Jul. 29, 2008
7393768 Etching of structures with high topography Jul. 1, 2008
7368385 Method for producing a structure on the surface of a substrate May. 6, 2008
7361598 Method for fabricating semiconductor device capable of preventing scratch Apr. 22, 2008
7354527 Chemical mechanical polishing pad and chemical mechanical polishing process Apr. 8, 2008
7354530 Chemical mechanical polishing systems and methods for their use Apr. 8, 2008
7346981 Method for fabricating microelectromechanical system (MEMS) devices Mar. 25, 2008
7344906 Structure and method for releasing stressy metal films Mar. 18, 2008
7319076 Low resistance T-shaped ridge structure Jan. 15, 2008
7291561 MEMS device integrated chip package, and method of making same Nov. 6, 2007
7282451 Methods of forming integrated circuit devices having metal interconnect layers therein Oct. 16, 2007
7279425 Polishing method Oct. 9, 2007
7270758 Method to improve ability to perform CMP-assisted liftoff for trackwidth definition Sep. 18, 2007
7256100 Manufacturing method of semiconductor device having trench type element isolation Aug. 14, 2007
7232762 Method for forming an improved low power SRAM contact Jun. 19, 2007
7229926 Method of manufacturing nitride substrate for semiconductors, and nitride semiconductor substrate Jun. 12, 2007
7223698 Method of forming a semiconductor arrangement with reduced field-to active step height May. 29, 2007
7217631 Semiconductor device and method for fabricating the device May. 15, 2007
7196013 Capping layer for a semiconductor device and a method of fabrication Mar. 27, 2007
7186655 Method for manufacturing semiconductor device Mar. 6, 2007
7179746 Method of surface treatment for manufacturing semiconductor device Feb. 20, 2007
7179735 Method of manufacturing semiconductor device Feb. 20, 2007
7129177 Write head fabrication by inverting order of process steps Oct. 31, 2006
7112458 Method of forming a liquid crystal display Sep. 26, 2006
7109118 Electrochemical fabrication methods including use of surface treatments to reduce overplating and/or planarization during formation of multi-layer three-dimensional structures Sep. 19, 2006
7105452 Method of planarizing a semiconductor substrate with an etching chemistry Sep. 12, 2006
7105448 Method for peeling off semiconductor element and method for manufacturing semiconductor device Sep. 12, 2006
7087530 Aqueous dispersion for chemical mechanical polishing Aug. 8, 2006
7084059 CMP system for metal deposition Aug. 1, 2006
7081410 Controlling threading dislocation densities in Ge on Si using graded GeSi layers and planarization Jul. 25, 2006
7071107 Method for manufacturing a semiconductor device Jul. 4, 2006
7067329 Methods of forming ferroelectric memory devices Jun. 27, 2006
7060622 Method of forming dummy wafer Jun. 13, 2006

1 2 3 4 5 6 7 8 9


 
 
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