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Class Information
Number: 438/691
Name: Semiconductor device manufacturing: process > Chemical etching > Combined with the removal of material by nonchemical means (e.g., ablating, abrading, etc.) > Combined mechanical and chemical material removal
Description: Processes wherein the nonchemical material removal is a mechanical (e.g., abrading, cutting, etc.) removal method.


Sub-classes under this class:

Class Number Class Name Patents
438/692 Simultaneous (e.g., chemical-mechanical polishing, etc.) 2,231


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

Patent Number Title Of Patent Date Issued
6046110 Copper-based metal polishing solution and method for manufacturing a semiconductor device Apr. 4, 2000
6042736 Method for preparing samples for microscopic examination Mar. 28, 2000
6043155 Polishing agent and polishing method Mar. 28, 2000
6040244 Polishing pad control method and apparatus Mar. 21, 2000
6030897 Method of forming an alignment mark without a specific photolithographic step Feb. 29, 2000
6030899 Apparatus and methods for recirculating chemical-mechanical polishing of semiconductor wafers Feb. 29, 2000
6027659 Polishing pad conditioning surface having integral conditioning points Feb. 22, 2000
6020262 Methods and apparatus for chemical mechanical planarization (CMP) of a semiconductor wafer Feb. 1, 2000
6010963 Global planarization using SOG and CMP Jan. 4, 2000
6004653 Planarization process by applying a polish-differentiating technique utilizing an ultraviolet-light sensitive organic oxide layer Dec. 21, 1999
5998295 Method of forming a rough region on a substrate Dec. 7, 1999
5998298 Use of chemical-mechanical polishing for fabricating photonic bandgap structures Dec. 7, 1999
5998301 Method and system for providing tapered shallow trench isolation structure profile Dec. 7, 1999
5994230 Method for cold cleaving of laser wafers into bars Nov. 30, 1999
5993677 Process for transferring a thin film from an initial substrate onto a final substrate Nov. 30, 1999
5990010 Pre-conditioning polishing pads for chemical-mechanical polishing Nov. 23, 1999
5985748 Method of making a semiconductor device using chemical-mechanical polishing having a combination-step process Nov. 16, 1999
5981393 Method of forming electrodes at the end surfaces of chip array resistors Nov. 9, 1999
5980633 Process for producing a semiconductor substrate Nov. 9, 1999
5981392 Method of manufacturing semiconductor monocrystalline mirror-surface wafers which includes a gas phase etching process, and semiconductor monocrystalline mirror-surface wafers manufactured by Nov. 9, 1999
5980979 Method for consistently forming low resistance contact structures involving the removal of adhesion layer particles blocking via openings Nov. 9, 1999
5976981 Method for manufacturing a reverse crown capacitor for DRAM memory cell Nov. 2, 1999
5976980 Method and apparatus providing a mechanical probe structure in an integrated circuit die Nov. 2, 1999
5976979 Sequential oxygen plasma treatment and chemical mechanical polish (CMP) planarizing method for forming planarized low dielectric constant dielectric layer Nov. 2, 1999
5972798 Prevention of die loss to chemical mechanical polishing Oct. 26, 1999
5972792 Method for chemical-mechanical planarization of a substrate on a fixed-abrasive polishing pad Oct. 26, 1999
5972787 CMP process using indicator areas to determine endpoint Oct. 26, 1999
5968842 Techniques for reduced dishing in chemical mechanical polishing Oct. 19, 1999
5964953 Post-etching alkaline treatment process Oct. 12, 1999
5963821 Method of making semiconductor wafers Oct. 5, 1999
5962343 Process for producing crystalline ceric oxide particles and abrasive Oct. 5, 1999
5958795 Chemical-mechanical polishing for shallow trench isolation Sep. 28, 1999
5960254 Methods for the preparation of a semiconductor structure having multiple levels of self-aligned interconnection metallization Sep. 28, 1999
5956618 Process for producing multi-level metallization in an integrated circuit Sep. 21, 1999
5954975 Slurries for chemical mechanical polishing tungsten films Sep. 21, 1999
5954888 Post-CMP wet-HF cleaning station Sep. 21, 1999
5952241 Method and apparatus for improving alignment for metal masking in conjuction with oxide and tungsten CMP Sep. 14, 1999
5948698 Manufacturing method of semiconductor device using chemical mechanical polishing Sep. 7, 1999
5948697 Catalytic acceleration and electrical bias control of CMP processing Sep. 7, 1999
5948206 Apparatus for determining removed amount of wafer Sep. 7, 1999
5948204 Wafer carrier ring method and apparatus for chemical-mechanical planarization Sep. 7, 1999
5944941 Turning-over machine and polishing apparatus Aug. 31, 1999
5945346 Chemical mechanical planarization system and method therefor Aug. 31, 1999
5942131 Treatment of a surface having an expose silicon/silica interface Aug. 24, 1999
5942445 Method of manufacturing semiconductor wafers Aug. 24, 1999
5928961 Dishing inhibited shallow trench isolation Jul. 27, 1999
5928959 Dishing resistance Jul. 27, 1999
5930644 Method of forming a shallow trench isolation using oxide slope etching Jul. 27, 1999
5926723 Generation of a loose planarization mask having relaxed boundary conditions for use in shallow trench isolation processes Jul. 20, 1999
5919548 Chemical-mechanical polishing of recessed microelectromechanical devices Jul. 6, 1999

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