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Class Information
Number: 438/386
Name: Semiconductor device manufacturing: process > Making passive device (e.g., resistor, capacitor, etc.) > Trench capacitor
Description: Process for making a capacitor located in a groove in a semiconductive substrate.


Sub-classes under this class:

Class Number Class Name Patents
438/387 Having stacked capacitor structure (e.g., stacked trench, buried stacked capacitor, etc.) 353
438/389 Including doping of trench surfaces 133
438/388 With epitaxial layer formed over the trench 76


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
7615443 Method of forming finFET device Nov. 10, 2009
7611958 Method of making a semiconductor element Nov. 3, 2009
7608881 Thin-film device and method of manufacturing same Oct. 27, 2009
7601604 Method for fabricating conducting plates for a high-Q MIM capacitor Oct. 13, 2009
7598138 Semiconductor device manufacturing method Oct. 6, 2009
7594937 Porous anode body for solid electrolytic capacitor, production method thereof and solid electrolytic capacitor Sep. 29, 2009
7592218 Methods of forming vertical transistors Sep. 22, 2009
7592272 Manufacturing method of semiconductor integrated circuit Sep. 22, 2009
7592233 Method for forming a memory device with a recessed gate Sep. 22, 2009
7592216 Fabrication process of a semiconductor device having a capacitor Sep. 22, 2009
7585723 Method for fabricating capacitor Sep. 8, 2009
7585741 Methods of forming capacitors Sep. 8, 2009
7582525 Method for fabricating capacitor of semiconductor memory device using amorphous carbon Sep. 1, 2009
7582519 Method of forming a trench structure having one or more diodes embedded therein adjacent a PN junction Sep. 1, 2009
7575971 Semiconductor device having a capacitor with a stepped cylindrical structure and method of manufacturing the same Aug. 18, 2009
7572710 Methods of forming conductive contacts to source/drain regions and methods of forming local interconnects Aug. 11, 2009
7569451 Method of fabricating an isolation shallow trench Aug. 4, 2009
7566614 Capacitor of semiconductor device and method of fabricating the same Jul. 28, 2009
7566628 Process for making a resistive memory cell with separately patterned electrodes Jul. 28, 2009
7563669 Integrated circuit with a trench capacitor structure and method of manufacture Jul. 21, 2009
7563671 Method for forming trench capacitor and memory cell Jul. 21, 2009
7563686 Method for forming a memory device with a recessed gate Jul. 21, 2009
7560336 DRAM layout with vertical FETs and method of formation Jul. 14, 2009
7560356 Fabrication method of trench capacitor Jul. 14, 2009
7553737 Method for fabricating recessed-gate MOS transistor device Jun. 30, 2009
7553736 Increasing dielectric constant in local regions for the formation of capacitors Jun. 30, 2009
7550345 Methods of forming hafnium-containing materials Jun. 23, 2009
7547607 Methods of fabricating integrated circuit capacitors using a dry etching process Jun. 16, 2009
7547937 Semiconductor memory device and method for manufacturing the same Jun. 16, 2009
7534692 Process for producing an integrated circuit comprising a capacitor May. 19, 2009
7528035 Vertical trench memory cell with insulating ring May. 5, 2009
7510930 Method for fabricating recessed gate MOS transistor device Mar. 31, 2009
7494890 Trench capacitor and method for manufacturing the same Feb. 24, 2009
7494891 Trench capacitor with void-free conductor fill Feb. 24, 2009
7488642 Process for forming a buried plate Feb. 10, 2009
7488664 Capacitor structure for two-transistor DRAM memory cell and method of forming same Feb. 10, 2009
7485909 Semiconductor device and method of manufacturing the same Feb. 3, 2009
7482240 Method for manufacturing semiconductor device Jan. 27, 2009
7482239 Methods of forming integrated circuitry Jan. 27, 2009
7482220 Semiconductor device having deep trench charge compensation regions and method Jan. 27, 2009
7470585 Integrated circuit and fabrication process Dec. 30, 2008
7468306 Method of manufacturing a semiconductor device Dec. 23, 2008
7465640 Dynamic random access memory cell and method for fabricating the same Dec. 16, 2008
7456067 Method with high gapfill capability for semiconductor devices Nov. 25, 2008
7452782 Image TFT array of a direct X-ray image sensor and method of fabricating the same Nov. 18, 2008
7449382 Memory device and fabrication method thereof Nov. 11, 2008
7445987 Offset vertical device Nov. 4, 2008
7445988 Trench memory Nov. 4, 2008
7439126 Method for manufacturing semiconductor memory Oct. 21, 2008
7439128 Method of creating deep trench capacitor using a P+ metal electrode Oct. 21, 2008

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15


 
 
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