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Class Information
Number: 438/593
Name: Semiconductor device manufacturing: process > Coating with electrically or thermally conductive material > Insulated gate formation > Possessing plural conductive layers (e.g., polycide) > Separated by insulator (i.e., floating gate)
Description: Processes wherein an intervening dielectric layer separates the plural conductive layers.










Sub-classes under this class:

Class Number Class Name Patents
438/594 Tunnelling dielectric layer 395


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

Patent Number Title Of Patent Date Issued
8686488 Nonvolatile semiconductor memory device and method of manufacturing the same Apr. 1, 2014
8674427 Nonvolatile memory device and method of manufacturing thereof Mar. 18, 2014
8669172 Method of manufacturing nonvolatile semiconductor device Mar. 11, 2014
8664712 Flash memory cell on SeOI having a second control gate buried under the insulating layer Mar. 4, 2014
8659068 Dynamic memory structure Feb. 25, 2014
8652902 Floating gate semiconductor memory device and method for producing such a device Feb. 18, 2014
8643076 Non-volatile memory device and method for fabricating the same Feb. 4, 2014
8642458 Method of fabricating nonvolatile memory device Feb. 4, 2014
8642441 Self-aligned STI with single poly for manufacturing a flash memory device Feb. 4, 2014
8637366 Nonvolatile memory cell without a dielectric antifuse having high- and low-impedance states Jan. 28, 2014
8633074 Electrically programmable and erasable memory device and method of fabrication thereof Jan. 21, 2014
8617951 Method of manufacturing a semiconductor memory device having a floating gate Dec. 31, 2013
8614121 Method of manufacturing back gate triggered silicon controlled rectifiers Dec. 24, 2013
8603907 Apparatus having a dielectric containing scandium and gadolinium Dec. 10, 2013
8586464 Chemical mechanical polishing slurry composition for polishing phase-change memory device and method for polishing phase-change memory device using the same Nov. 19, 2013
8574986 Method for fabricating nonvolatile memory device Nov. 5, 2013
8569828 Nonvolatile semiconductor storage device and method of manufacture thereof Oct. 29, 2013
8558299 Semiconductor device with gate electrode stack including low resistivity tungsten and method of forming Oct. 15, 2013
8557696 Split gate flash cell and method for making the same Oct. 15, 2013
8557661 Methods of manufacturing a semiconductor device and a semiconductor memory device thereby Oct. 15, 2013
8557658 Multi-transistor non-volatile memory element Oct. 15, 2013
8557650 Patterning a gate stack of a non-volatile memory (NVM) using a dummy gate stack Oct. 15, 2013
8551838 Nonvolatile semicondutor memory device and manufacturing method thereof Oct. 8, 2013
8541284 Method of manufacturing string floating gates with air gaps in between Sep. 24, 2013
8536637 Array architecture for embedded flash memory devices Sep. 17, 2013
8533938 Method of manufacturing resistance change element Sep. 17, 2013
8536639 I-shape floating gate for flash memory device and fabricating the same Sep. 17, 2013
8530297 Process for fabricating non-volatile storage Sep. 10, 2013
8524589 Plasma treatment of silicon nitride and silicon oxynitride Sep. 3, 2013
8513634 Nonvolatile data storage, semicoductor memory device including nonvolatile data storage and method of forming the same Aug. 20, 2013
8501610 Non-volatile memories and methods of fabrication thereof Aug. 6, 2013
8486781 Method of manufacturing flash memory device Jul. 16, 2013
8476693 Nonvolatile semiconductor memory and method for manufacturing the same Jul. 2, 2013
8471325 Nonvolatile memory device and method for manufacturing the same Jun. 25, 2013
8466005 Method for forming metal oxides and silicides in a memory device Jun. 18, 2013
8460996 Semiconductor devices with different dielectric thicknesses Jun. 11, 2013
8455341 Methods of forming features of integrated circuitry Jun. 4, 2013
8435878 Field effect transistor device and fabrication May. 7, 2013
8431997 Memory element and semiconductor device and method for manufacturing the same Apr. 30, 2013
8426270 Memory device with a textured lowered electrode Apr. 23, 2013
8426299 Method of manufacturing semiconductor device Apr. 23, 2013
8421144 Electrically erasable programmable read-only memory and manufacturing method thereof Apr. 16, 2013
8404576 Methods of forming a gate structure Mar. 26, 2013
8399307 Interconnects for stacked non-volatile memory device and method Mar. 19, 2013
8395202 Nanoscale floating gate Mar. 12, 2013
8383478 High-density nonvolatile memory and methods of making the same Feb. 26, 2013
8377774 Split gate type non-volatile semiconductor memory device and method of manufacturing the same Feb. 19, 2013
8377793 Method for manufacturing a non-volatile memory, non-volatile memory device, and an integrated circuit Feb. 19, 2013
8367537 Flash memory cell with a flair gate Feb. 5, 2013
8350344 Semiconductor device and method of fabricating the same Jan. 8, 2013

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