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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Prabhu; Gopalakrishna B.
Address:
San Jose, CA
No. of patents:
7
Patents:




Patent Number Title Of Patent Date Issued
7601050 Polishing apparatus with grooved subpad October 13, 2009
A polishing apparatus is described. The polishing apparatus includes a rotatable platen, a drive mechanism to incrementally advance a polishing sheet having a polishing surface in a linear direction across the platen, a subpad on the platen to support the polishing sheet, the subpad havi
7553214 Polishing article with integrated window stripe June 30, 2009
A method is described. The method includes contacting a non-solid material to a non-linear edge of a sheet of polishing material, and causing the non-solid material to solidify to form a window that contacts the non-linear edge of the polishing material.
7429210 Materials for chemical mechanical polishing September 30, 2008
A polishing article and method for manufacturing a polishing article for use in a chemical mechanical polishing process is disclosed. The polishing article has a plurality of polishing material tiles separated by grooves formed in or through a polishing material and may be adhesively
7179159 Materials for chemical mechanical polishing February 20, 2007
A polishing article and method for manufacturing a polishing article for use in a chemical mechanical polishing process is disclosed. The polishing article has a plurality of polishing material tiles separated by grooves formed in or through a polishing material and may be adhesively
7063597 Polishing processes for shallow trench isolation substrates June 20, 2006
Methods and compositions are provided for planarizing a substrate surface with reduced or minimal topographical defect formation during a polishing process for dielectric materials. In one aspect a method is provided for polishing a substrate containing two or more dielectric layers, suc
7040966 Carbonation of pH controlled KOH solution for improved polishing of oxide films on semiconductor May 9, 2006
A method and polishing system for planarizing a substrate having one or more materials formed thereon. The method generally includes positioning the substrate in proximity with a polishing pad, dispensing a polishing fluid to the polishing pad, the polishing fluid being subjected to
6220941 Method of post CMP defect stability improvement April 24, 2001
The present invention provides a method and apparatus for delivering one or more rinse agents to a surface, such as a polishing pad surface and preferably one or more polishing fluids. The invention also provides a method of cleaning one or more surfaces, such as a polishing pad surface


 
 
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