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Class Information
Number: 438/707
Name: Semiconductor device manufacturing: process > Chemical etching > Vapor phase etching (i.e., dry etching) > Utilizing electromagnetic or wave energy
Description: Processes wherein the vapor phase etching is conducted using irradiation of electromagnetic or wave energy.


Sub-classes under this class:

Class Number Class Name Patents
438/710 By creating electric field (e.g., plasma, glow discharge, etc.) 1,177
438/708 Photo-induced etching 207
438/733 Using or orientation dependent etchant (i.e., anisotropic etchant) 144


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7396771 Plasma etching apparatus and plasma etching method Jul. 8, 2008
7378703 Semiconductor device having step gates and method for fabricating the same May. 27, 2008
7365017 Method for finishing metal line for semiconductor device Apr. 29, 2008
7326652 Atomic layer deposition using photo-enhanced bond reconfiguration Feb. 5, 2008
7320941 Plasma stabilization method and plasma apparatus Jan. 22, 2008
7309655 Etching method in a semiconductor processing and etching system for performing the same Dec. 18, 2007
7309515 Method for fabricating an imprint mold structure Dec. 18, 2007
7291564 Method and structure for facilitating etching Nov. 6, 2007
7285498 Etching method Oct. 23, 2007
7268083 Plasma etching apparatus and plasma etching process Sep. 11, 2007
7250317 Method of fabricating optical waveguide reflectors Jul. 31, 2007
7247575 Multi-step EBR process for photoresist removal Jul. 24, 2007
7205241 Method for manufacturing semiconductor device with contact body extended in direction of bit line Apr. 17, 2007
7195716 Etching process and patterning process Mar. 27, 2007
7192875 Processes for treating morphologically-modified silicon electrode surfaces using gas-phase interhalogens Mar. 20, 2007
7176139 Etching method in a semiconductor processing and etching system for performing the same Feb. 13, 2007
7166530 Method of forming contact pads Jan. 23, 2007
7166535 Plasma etching of silicon carbide Jan. 23, 2007
7148148 Mask forming and removing method, and semiconductor device, an electric circuit, a display module, a color filter and an emissive device manufactured by the same method Dec. 12, 2006
7129178 Reducing defect formation within an etched semiconductor topography Oct. 31, 2006
7125786 Method of forming vias in silicon carbide and resulting devices and circuits Oct. 24, 2006
7094641 Method for forming wiring pattern, method for manufacturing semiconductor device, electro-optic device and electronic equipment Aug. 22, 2006
7091127 Methods and apparatus for patterning a surface Aug. 15, 2006
7091129 Atomic layer deposition using photo-enhanced bond reconfiguration Aug. 15, 2006
7053000 System, method and apparatus for constant voltage control of RF generator for optimum operation May. 30, 2006
7026174 Method for reducing wafer arcing Apr. 11, 2006
7022614 Method of etching back of semiconductor wafer Apr. 4, 2006
6995092 Method for manufacturing an electronic device Feb. 7, 2006
6967169 Aqueous cleaning composition containing copper-specific corrosion inhibitor for cleaning inorganic residues on semiconductor substrate Nov. 22, 2005
6960416 Method and apparatus for controlling etch processes during fabrication of semiconductor devices Nov. 1, 2005
6951827 Controlling surface chemistry on solid substrates Oct. 4, 2005
6946400 Patterning method for fabricating integrated circuit Sep. 20, 2005
6936546 Apparatus for shaping thin films in the near-edge regions of in-process semiconductor substrates Aug. 30, 2005
6914005 Plasma etching method Jul. 5, 2005
6914006 Wafer scribing method and wafer scribing device Jul. 5, 2005
6914008 Structure having pores and its manufacturing method Jul. 5, 2005
6914007 In-situ discharge to avoid arcing during plasma etch processes Jul. 5, 2005
6903027 Method of forming dielectric film and dielectric film Jun. 7, 2005
6899817 Device and method for etching a substrate using an inductively coupled plasma May. 31, 2005
6897156 Vacuum plasma processor method May. 24, 2005
6881608 Semiconductor processing equipment having improved process drift control Apr. 19, 2005
6855621 Method of forming silicon-based thin film, method of forming silicon-based semiconductor layer, and photovoltaic element Feb. 15, 2005
6846747 Method for etching vias Jan. 25, 2005
6818557 Method of forming SiC capped copper interconnects with reduced hillock formation and improved electromigration resistance Nov. 16, 2004
6815340 Method of forming an electroless nucleation layer on a via bottom Nov. 9, 2004
6790766 Method of fabricating semiconductor device having low dielectric constant insulator film Sep. 14, 2004
6787054 Two-stage etching process Sep. 7, 2004
6784007 Nano-structures, process for preparing nano-structures and devices Aug. 31, 2004
6780781 Method for manufacturing an electronic device Aug. 24, 2004
6777333 Method for fabricating semiconductor device Aug. 17, 2004

1 2 3 4


 
 
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