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Class Information
Number: 438/747
Name: Semiconductor device manufacturing: process > Chemical etching > Liquid phase etching > With relative movement between substrate and confined pool of etchant
Description: Processes including the step of causing a relative motion between the semiconductor substrate being etched and the liquid phase etchant which is confined by a container.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7371693 Manufacturing method of semiconductor device with chamfering May. 13, 2008
7371694 Semiconductor device fabrication method and fabrication apparatus May. 13, 2008
7354530 Chemical mechanical polishing systems and methods for their use Apr. 8, 2008
7354869 Substrate processing method, substrate processing apparatus, and semiconductor device manufacturing method Apr. 8, 2008
7341065 Single wafer cleaning method to reduce particle defects on a wafer surface Mar. 11, 2008
7332437 Method for processing semiconductor wafer and semiconductor wafer Feb. 19, 2008
7312159 Compositions for dissolution of low-k dielectric films, and methods of use Dec. 25, 2007
7307026 Method of forming an epitaxial layer for raised drain and source regions by removing contaminations Dec. 11, 2007
7291283 Combined wet etching method for stacked films and wet etching system used for same Nov. 6, 2007
7288207 Etching liquid for controlling silicon wafer surface shape and method for manufacturing silicon wafer using the same Oct. 30, 2007
7235141 Lift-off method and chemical liquid tank Jun. 26, 2007
7205245 Method of forming trench isolation within a semiconductor substrate Apr. 17, 2007
7179693 Method for manufacturing thin film device that includes a chemical etchant process Feb. 20, 2007
7172708 Process for the fabrication of thin-film device and thin-film device Feb. 6, 2007
7104267 Planarized copper cleaning for reduced defects Sep. 12, 2006
7030034 Methods of etching silicon nitride substantially selectively relative to an oxide of aluminum Apr. 18, 2006
7026255 Method and device for photo-electrochemically etching a semiconductor sample, especially gallium nitride Apr. 11, 2006
7018939 Micellar technology for post-etch residues Mar. 28, 2006
7001086 Developing method, substrate treating method, and substrate treating apparatus Feb. 21, 2006
6992014 Method and apparatus for etch rate uniformity control Jan. 31, 2006
6969688 Wet etchant composition and method for etching HfO2 and ZrO2 Nov. 29, 2005
6955994 Method of manufacturing semiconductor device and method of manufacturing optical wave guide Oct. 18, 2005
6900142 Inhibition of tin oxide formation in lead free interconnect formation May. 31, 2005
6863796 Method for reducing cu surface defects following cu ECP Mar. 8, 2005
6864186 Method of reducing surface contamination in semiconductor wet-processing vessels Mar. 8, 2005
6861371 Substrate processing system and substrate processing method Mar. 1, 2005
6861005 Generating nitride waveguides Mar. 1, 2005
6855640 Apparatus and process for bulk wet etch with leakage protection Feb. 15, 2005
6852630 Electroetching process and system Feb. 8, 2005
6831307 Semiconductor mounting system Dec. 14, 2004
6806205 Stiction-free microstructure releasing method for fabricating MEMS device Oct. 19, 2004
6790683 Methods of controlling wet chemical processes in forming metal silicide regions, and system for performing same Sep. 14, 2004
6767841 Process for producing a semiconductor wafer Jul. 27, 2004
6767840 Wafer processing apparatus, wafer processing method, and semiconductor substrate fabrication method Jul. 27, 2004
6762132 Compositions for dissolution of low-K dielectric films, and methods of use Jul. 13, 2004
6750154 Gas assisted method for applying resist stripper and gas-resist stripper combinations Jun. 15, 2004
6730605 Redistribution of copper deposited films May. 4, 2004
6716365 Method for wet etching and wet etching apparatus Apr. 6, 2004
6709531 Chemical liquid processing apparatus for processing a substrate and the method thereof Mar. 23, 2004
6699400 Etch process and apparatus therefor Mar. 2, 2004
6686297 Method of manufacturing a semiconductor device and apparatus to be used therefore Feb. 3, 2004
6646348 Silane containing polishing composition for CMP Nov. 11, 2003
6627558 Apparatus and method for selectively restricting process fluid flow in semiconductor processing Sep. 30, 2003
6624087 Etchant for patterning indium tin oxide and method of fabricating liquid crystal display device using the same Sep. 23, 2003
6620738 Etchant and method for fabricating a semiconductor device using the same Sep. 16, 2003
6613693 Etchant used in the manufacture of semiconductor devices and etching method using the same Sep. 2, 2003
6589882 Copper post-etch cleaning process Jul. 8, 2003
6579382 Chemical liquid processing apparatus for processing a substrate and the method thereof Jun. 17, 2003
6566268 Method and apparatus for planarizing a wafer surface of a semiconductor wafer having an elevated portion extending therefrom May. 20, 2003
6566275 Spinner apparatus with chemical supply nozzle and methods of forming patterns and performing etching using the same May. 20, 2003

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