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Class Information
Number: 438/753
Name: Semiconductor device manufacturing: process > Chemical etching > Liquid phase etching > Silicon
Description: Processes wherein the material undergoing wet chemical etching is silicon (Si).


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

Patent Number Title Of Patent Date Issued
7368395 Method for fabricating a nano-imprinting mold May. 6, 2008
7361538 Transistors and methods of manufacture thereof Apr. 22, 2008
7354863 Methods of selectively removing silicon Apr. 8, 2008
7338610 Etching method for manufacturing semiconductor device Mar. 4, 2008
7332437 Method for processing semiconductor wafer and semiconductor wafer Feb. 19, 2008
7316981 Method of removing silicon from a substrate Jan. 8, 2008
7297568 Three-dimensional structural body composed of silicon fine wire, its manufacturing method, and device using same Nov. 20, 2007
7256077 Method for removing a semiconductor layer Aug. 14, 2007
7247578 Method of varying etch selectivities of a film Jul. 24, 2007
7247579 Cleaning methods for silicon electrode assembly surface contamination removal Jul. 24, 2007
7241707 Layered films formed by controlled phase segregation Jul. 10, 2007
7238621 Integrated optical MEMS devices Jul. 3, 2007
7235495 Controlled growth of highly uniform, oxide layers, especially ultrathin layers Jun. 26, 2007
7202121 Methods for preserving strained semiconductor substrate layers during CMOS processing Apr. 10, 2007
7199015 Rare earth-oxides, rare earth-nitrides, rare earth-phosphides and ternary alloys with silicon Apr. 3, 2007
7195934 Method and system for deposition tuning in an epitaxial film growth apparatus Mar. 27, 2007
7192886 Method for using additives in the caustic etching of silicon for obtaining improved surface characteristics Mar. 20, 2007
7192885 Method for texturing surfaces of silicon wafers Mar. 20, 2007
7192882 Component for electromagnetic waves and a method for manufacturing the same Mar. 20, 2007
7186649 Submicron semiconductor device and a fabricating method thereof Mar. 6, 2007
7183225 Method for fabricating semiconductor device Feb. 27, 2007
7172975 Process for the wet chemical treatment of semiconductor wafers Feb. 6, 2007
7166539 Wet etching method of removing silicon from a substrate Jan. 23, 2007
7163903 Method for making a semiconductor structure using silicon germanium Jan. 16, 2007
7160815 Removal of MEMS sacrificial layers using supercritical fluid/chemical formulations Jan. 9, 2007
7157382 Method for expanding a trench in a semiconductor structure Jan. 2, 2007
7153753 Strained Si/SiGe/SOI islands and processes of making same Dec. 26, 2006
7151026 Semiconductor processing methods Dec. 19, 2006
7148114 Process for patterning high-k dielectric material Dec. 12, 2006
7135381 Wet etching method of removing silicon from a substrate and method of forming trench isolation Nov. 14, 2006
7105103 System and method for the manufacture of surgical blades Sep. 12, 2006
7094696 Method for TMAH etching of CMOS integrated circuits Aug. 22, 2006
7091085 Reduced cell-to-cell shorting for memory arrays Aug. 15, 2006
7091131 Method of forming integrated circuit structures in silicone ladder polymer Aug. 15, 2006
7090325 Liquid drop discharge head and manufacture method thereof, micro device ink-jet head ink cartridge and ink-jet printing device Aug. 15, 2006
7084073 Method of forming a via hole through a glass wafer Aug. 1, 2006
7083741 Process and device for the wet-chemical treatment of silicon Aug. 1, 2006
7081384 Method of forming a silicon dioxide layer Jul. 25, 2006
7067425 Method of manufacturing flash memory device Jun. 27, 2006
7052623 Method for processing silicon using etching processes May. 30, 2006
7045468 Isolated junction structure and method of manufacture May. 16, 2006
7037438 Method for production of a semiconductor component and a semiconductor component produced by said method May. 2, 2006
7037854 Method for chemical-mechanical jet etching of semiconductor structures May. 2, 2006
7030020 Method to shrink cell size in a split gate flash Apr. 18, 2006
7026255 Method and device for photo-electrochemically etching a semiconductor sample, especially gallium nitride Apr. 11, 2006
7018937 Compositions for removal of processing byproducts and method for using same Mar. 28, 2006
6993826 Method of manufacturing a probe array Feb. 7, 2006
6982208 Method for producing high throughput strained-Si channel MOSFETS Jan. 3, 2006
6979407 Process for producing an SPM sensor Dec. 27, 2005
6972227 Semiconductor processing methods, and methods of forming a dynamic random access memory (DRAM) storage capacitor Dec. 6, 2005

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