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Class Information
Number: 438/699
Name: Semiconductor device manufacturing: process > Chemical etching > Combined with coating step > Planarization by etching and coating > Plural coating steps
Description: Processes having multiple material deposition steps are utilized in the planarization of the surface.


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

Patent Number Title Of Patent Date Issued
6147001 Method of manufacturing semiconductor integrated circuit device Nov. 14, 2000
6140240 Method for eliminating CMP induced microscratches Oct. 31, 2000
6136716 Method for manufacturing a self-aligned stacked storage node DRAM cell Oct. 24, 2000
6127261 Method of fabricating an integrated circuit including a tri-layer pre-metal interlayer dielectric compatible with advanced CMOS technologies Oct. 3, 2000
6114246 Method of using a polish stop film to control dishing during copper chemical mechanical polishing Sep. 5, 2000
6110827 Planarization method for self-aligned contact process Aug. 29, 2000
6103592 Manufacturing self-aligned polysilicon fet devices isolated with maskless shallow trench isolation and gate conductor fill technology with active devices and dummy doped regions formed in mesa Aug. 15, 2000
6096654 Gapfill of semiconductor structure using doped silicate glasses Aug. 1, 2000
6083850 HSQ dielectric interlayer Jul. 4, 2000
6064466 Planarization method and system using variable exposure May. 16, 2000
6060393 Deposition control of stop layer and dielectric layer for use in the formation of local interconnects May. 9, 2000
6057242 Flat interlayer insulating film suitable for multi-layer wiring May. 2, 2000
6057211 Method for manufacturing an integrated circuit arrangement May. 2, 2000
6039851 Reactive sputter faceting of silicon dioxide to enhance gap fill of spaces between metal lines Mar. 21, 2000
6037251 Process for intermetal SOG/SOP dielectric planarization Mar. 14, 2000
6027950 Method for achieving accurate SOG etchback selectivity Feb. 22, 2000
6020266 Single step electroplating process for interconnect via fill and metal line patterning Feb. 1, 2000
6017144 Method and apparatus for depositing highly oriented and reflective crystalline layers using a low temperature seeding layer Jan. 25, 2000
6008068 Process for etching a semiconductor lead frame Dec. 28, 1999
5990000 Method and apparatus for improving gap-fill capability using chemical and physical etchbacks Nov. 23, 1999
5968844 Method for etching nitride features in integrated circuit construction Oct. 19, 1999
5963837 Method of planarizing the semiconductor structure Oct. 5, 1999
5958797 Planarization of a patterned structure on a substrate using an ion implantation-assisted wet chemical etch Sep. 28, 1999
5960321 Method of forming a contact via Sep. 28, 1999
5952243 Removal rate behavior of spin-on dielectrics with chemical mechanical polish Sep. 14, 1999
5950092 Use of a plasma source to form a layer during the formation of a semiconductor device Sep. 7, 1999
5940734 Method of fabricating a wiring on a planarized surface Aug. 17, 1999
5930677 Method for reducing microloading in an etchback of spin-on-glass or polymer Jul. 27, 1999
5916453 Methods of planarizing structures on wafers and substrates by polishing Jun. 29, 1999
5915201 Trench surrounded metal pattern Jun. 22, 1999
5914189 Protected thermal barrier coating composite with multiple coatings Jun. 22, 1999
5904558 Fabrication process of semiconductor device May. 18, 1999
5897371 Alignment process compatible with chemical mechanical polishing Apr. 27, 1999
5885894 Method of planarizing an inter-layer dielectric layer Mar. 23, 1999
5882990 Manufacturing method for wafer slice starting material to optimize extrinsic gettering during semiconductor fabrication Mar. 16, 1999
5880003 Method of giving a substantially flat surface of a semiconductor device through a polishing operation Mar. 9, 1999
5880026 Method for air gap formation by plasma treatment of aluminum interconnects Mar. 9, 1999
5872043 Method of planarizing wafers with shallow trench isolation Feb. 16, 1999
5863828 Trench planarization technique Jan. 26, 1999
5858860 Methods of fabricating field isolated semiconductor devices including step reducing regions Jan. 12, 1999
5858854 Method for forming high contrast alignment marks Jan. 12, 1999
5858870 Methods for gap fill and planarization of intermetal dielectrics Jan. 12, 1999
5854140 Method of making an aluminum contact Dec. 29, 1998
5854133 Method for manufacturing a semiconductor device Dec. 29, 1998
5850105 Substantially planar semiconductor topography using dielectrics and chemical mechanical polish Dec. 15, 1998
5849637 Integration of spin-on gap filling dielectric with W-plug without outgassing Dec. 15, 1998
5833817 Method for improving conformity and contact bottom coverage of sputtered titanium nitride barrier layers Nov. 10, 1998
5830773 Method for forming semiconductor field region dielectrics having globally planarized upper surfaces Nov. 3, 1998
5821163 Method for achieving accurate SOG etchback selectivity Oct. 13, 1998
5817571 Multilayer interlevel dielectrics using phosphorus-doped glass Oct. 6, 1998

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