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Class Information
Number: 438/261
Name: Semiconductor device manufacturing: process > Making field effect device having pair of active regions separated by gate structure by formation or alteration of semiconductive active regions > Having insulated gate (e.g., igfet, misfet, mosfet, etc.) > Having additional gate electrode surrounded by dielectric (i.e., floating gate) > Multiple interelectrode dielectrics or nonsilicon compound gate insulator
Description: Process for making a floating gate-type insulated gate field effect transistor with plural interelectrode dielectrics or a nonsilicon compound dielectric material.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8705274 Three-dimensional multi-bit non-volatile memory and method for manufacturing the same Apr. 22, 2014
8691645 Method of manufacturing convex shaped thin-film transistor device Apr. 8, 2014
8691647 Memory devices containing a high-K dielectric layer Apr. 8, 2014
8685814 Transistor device and method of manufacture thereof Apr. 1, 2014
8685820 Multiple gate dielectric structures and methods of forming the same Apr. 1, 2014
8669154 Transistor device and method of manufacture thereof Mar. 11, 2014
8669157 Non-volatile memory cell having a heating element and a substrate-based control gate Mar. 11, 2014
8664062 Method of manufacturing flash memory cell Mar. 4, 2014
8659069 Gate structures Feb. 25, 2014
8659952 Method of operating non-volatile memory Feb. 25, 2014
8647946 Control gate Feb. 11, 2014
8642425 Method of making an insulated gate semiconductor device and structure Feb. 4, 2014
8637921 Nitridation oxidation of tunneling layer for improved SONOS speed and retention Jan. 28, 2014
8633534 Transistor channel mobility using alternate gate dielectric materials Jan. 21, 2014
8633074 Electrically programmable and erasable memory device and method of fabrication thereof Jan. 21, 2014
8617983 Local interconnect having increased misalignment tolerance Dec. 31, 2013
8618603 Nonvolatile semiconductor memory device and method for manufacturing same Dec. 31, 2013
8614124 SONOS ONO stack scaling Dec. 24, 2013
8609484 Method for forming high-K metal gate device Dec. 17, 2013
8609487 Method of manufacturing semiconductor device Dec. 17, 2013
8592272 Method of manufacturing non-volatile semiconductor memory device Nov. 26, 2013
8587050 Semiconductor memory Nov. 19, 2013
8574986 Method for fabricating nonvolatile memory device Nov. 5, 2013
8569182 Methods of fabricating three-dimensional semiconductor device Oct. 29, 2013
8569827 Three-dimensional semiconductor memory devices Oct. 29, 2013
8557659 Spacer structures of a semiconductor device Oct. 15, 2013
8541276 Methods of forming an insulating metal oxide Sep. 24, 2013
8530307 Semiconductor device and fabrication method therefor Sep. 10, 2013
8530950 Methods and structures for split gate memory Sep. 10, 2013
8524589 Plasma treatment of silicon nitride and silicon oxynitride Sep. 3, 2013
8525250 SONOS memory device with reduced short-channel effects Sep. 3, 2013
8486782 Flash memory devices and methods for fabricating the same Jul. 16, 2013
8466053 Method of manufacturing semiconductor device, and semiconductor device Jun. 18, 2013
8460998 Method of fabricating semiconductor device Jun. 11, 2013
8460996 Semiconductor devices with different dielectric thicknesses Jun. 11, 2013
8460999 Non-volatile memory devices with multiple layers having band gap relationships among the layers Jun. 11, 2013
8461642 Semiconductor device having a nonvolatile memory cell with field effect transistors Jun. 11, 2013
8450176 Methods of manufacturing rewriteable three-dimensional semiconductor memory devices May. 28, 2013
8440527 Memory device and method of fabricating the same May. 14, 2013
8435856 Floating gate flash cell device and method for partially etching silicon gate to form the same May. 7, 2013
8435857 Method for manufacturing semiconductor memory device May. 7, 2013
8435858 Semiconductor device manufacturing method May. 7, 2013
8426271 Method for manufacturing a gate-control diode semiconductor memory device Apr. 23, 2013
8426891 Semiconductor device and method of fabricating the same Apr. 23, 2013
8420482 Nonvolatile memory device and method of forming the same Apr. 16, 2013
RE44156 Method for forming single-level electrically erasable and programmable read only memory operated in environment with high/low-voltage Apr. 16, 2013
8399320 Electronic apparatus containing lanthanide yttrium aluminum oxide Mar. 19, 2013
8394698 NAND flash memory array with cut-off gate line and methods for operating and fabricating the same Mar. 12, 2013
8389359 Method for forming low resistance and uniform metal gate Mar. 5, 2013
8383480 Method for forming semiconductor structure and method for forming memory using the same Feb. 26, 2013

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