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Class Information
Number: 438/694
Name: Semiconductor device manufacturing: process > Chemical etching > Combined with coating step
Description: Processes additionally having a step of depositing a material onto the semiconductive substrate.


Sub-classes under this class:

Class Number Class Name Patents
438/696 Coating of sidewall 506
438/700 Formation of groove or trench 1,153
438/697 Planarization by etching and coating 427
438/703 Plural coating steps 400
438/695 Simultaneous etching and coating 396


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
6605537 Polishing of metal substrates Aug. 12, 2003
6605546 Dual bake for BARC fill without voids Aug. 12, 2003
6602794 Silylation process for forming contacts Aug. 5, 2003
6593177 Self aligned method of forming a semiconductor memory array of floating gate memory cells, and a memory array made thereby Jul. 15, 2003
6593239 Chemical mechanical polishing method useful for copper substrates Jul. 15, 2003
6589873 Process for manufacturing a semiconductor device Jul. 8, 2003
6589874 Method for forming electromigration-resistant structures by doping Jul. 8, 2003
6582512 Method of forming three-dimensional photonic band structures in solid materials Jun. 24, 2003
6579808 Method of fabricating a semiconductor device Jun. 17, 2003
6579798 Processes for chemical-mechanical polishing of a semiconductor wafer Jun. 17, 2003
6576563 Method of manufacturing a semiconductor device employing a fluorine-based etch substantially free of hydrogen Jun. 10, 2003
6576555 Method of making upper conductive line in dual damascene having lower copper lines Jun. 10, 2003
6569765 Hybrid deposition system and methods May. 27, 2003
6569768 Surface treatment and capping layer process for producing a copper interface in a semiconductor device May. 27, 2003
6569777 Plasma etching method to form dual damascene with improved via profile May. 27, 2003
6566264 Method for forming an opening in a semiconductor device substrate May. 20, 2003
6555477 Method for preventing Cu CMP corrosion Apr. 29, 2003
6551936 Method of etching patterns into epitaxial material Apr. 22, 2003
6551937 Process for device using partial SOI Apr. 22, 2003
6551905 Wafer adhesive for semiconductor dry etch applications Apr. 22, 2003
6548406 Method for forming integrated circuit having MONOS device and mixed-signal circuit Apr. 15, 2003
6548410 Method of fabricating wires for semiconductor devices Apr. 15, 2003
6548411 Apparatus and methods for processing a workpiece Apr. 15, 2003
6544905 Metal gate trim process by using self assembled monolayers Apr. 8, 2003
6537917 Method for fabricating electrically insulating layers Mar. 25, 2003
6538273 Ferroelectric transistor and method for fabricating it Mar. 25, 2003
6531036 Fabrication of micron-sized parts from conductive materials by silicon electric-discharge machining Mar. 11, 2003
6531400 Process for manufacturing semiconductor integrated circuit device Mar. 11, 2003
6528426 Integrated circuit interconnect and method Mar. 4, 2003
6528427 Methods for reducing contamination of semiconductor substrates Mar. 4, 2003
6524946 Method of fabricating a semiconductor device having a contact hole Feb. 25, 2003
6524962 Method for forming dual-damascene interconnect structure Feb. 25, 2003
6514864 Fabrication method for semiconductor integrated circuit device Feb. 4, 2003
6514850 Interface with dielectric layer and method of making Feb. 4, 2003
6511914 Reactor for processing a workpiece using sonic energy Jan. 28, 2003
6511913 Method for manufacturing a membrane Jan. 28, 2003
6503840 Process for forming metal-filled openings in low dielectric constant dielectric material while inhibiting via poisoning Jan. 7, 2003
6500765 Method for manufacturing dual-spacer structure Dec. 31, 2002
6500763 Method for manufacturing an electrode of a capacitor Dec. 31, 2002
6500749 Method to improve copper via electromigration (EM) resistance Dec. 31, 2002
6498091 Method of using a barrier sputter reactor to remove an underlying barrier layer Dec. 24, 2002
6498103 Method for manufacturing solid-state imaging device Dec. 24, 2002
6495464 Method and apparatus for fixed abrasive substrate preparation and use in a cluster CMP tool Dec. 17, 2002
6492283 Method of forming ultrathin oxide layer Dec. 10, 2002
6492209 Selectively thin silicon film for creating fully and partially depleted SOI on same wafer Dec. 10, 2002
6492284 Reactor for processing a workpiece using sonic energy Dec. 10, 2002
6486058 Method of forming a photoresist pattern using WASOOM Nov. 26, 2002
6479411 Method for forming high quality multiple thickness oxide using high temperature descum Nov. 12, 2002
6475966 Plasma etching residue removal Nov. 5, 2002
6475867 Method of forming integrated circuit features by oxidation of titanium hard mask Nov. 5, 2002

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