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Class Information
Number: 257/E21.679
Name: Active solid-state devices (e.g., transistors, solid-state diodes) > Processes or apparatus adapted for manufacture or treatment of semiconductor or solid-state devices or of parts thereof (epo) > Manufacture or treatment of devices consisting of plurality of solid-state components formed in or on common substrate or of parts thereof; manufacture of integrated circuit devices or of parts thereof (epo) > Manufacture or treatment of devices consisting of plurality of solid-state components or integrated circuits formed in, or on, common substrate (epo) > With subsequent division of substrate into plural individual devices (epo) > To produce devices each consisting of plurality of components, e.g., integrated circuits (epo) > Substrate being semiconductor, using silicon technology (epo) > Field-effect technology (epo) > Mis technology (epo) > Dynamic random access memory structures (dram) (epo) > Read-only memory structures (rom), i.e., nonvolatile memory structures (epo) > Charge trapping insulator nonvolatile memory structures (epo)
Description: This subclass is indented under subclass E21.662. This subclass is substantially the same in scope as ECLA classification H01L21/8246T.










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

Patent Number Title Of Patent Date Issued
8674414 Three-dimensional nonvolatile memory devices including interposed floating gates Mar. 18, 2014
8669606 Semiconductor device and method for manufacturing thereof Mar. 11, 2014
8669622 Non-volatile semiconductor devices and methods of manufacturing non-volatile semiconductor devices Mar. 11, 2014
8653581 HTO offset for long Leffective, better device performance Feb. 18, 2014
8648404 Nonvolatile semiconductor memory device, three-dimensional semiconductor device, and method of manufacturing the same Feb. 11, 2014
8633074 Electrically programmable and erasable memory device and method of fabrication thereof Jan. 21, 2014
8629018 Methods of forming NAND memory constructions Jan. 14, 2014
8618603 Nonvolatile semiconductor memory device and method for manufacturing same Dec. 31, 2013
8603878 Vertical-type semiconductor devices and methods of manufacturing the same Dec. 10, 2013
8598644 Nonvolatile semiconductor storage device and method of manufacturing the same Dec. 3, 2013
8592275 Semiconductor device and production method thereof Nov. 26, 2013
8552489 Vertical channel memory devices with nonuniform gate electrodes Oct. 8, 2013
8546867 Non-volatile memory semiconductor device Oct. 1, 2013
8541821 Method of forming a non-volatile electron storage memory and the resulting device Sep. 24, 2013
8530307 Semiconductor device and fabrication method therefor Sep. 10, 2013
8519376 Nonvolatile resistive memory devices Aug. 27, 2013
8519485 Pillar structure for memory device and method Aug. 27, 2013
8513076 Non-volatile memory device and method for fabricating the same Aug. 20, 2013
8508047 Buried word line memory integrated circuit system Aug. 13, 2013
8492831 Vertical non-volatile memory device and method of fabricating the same Jul. 23, 2013
8486782 Flash memory devices and methods for fabricating the same Jul. 16, 2013
8476154 Method of making a charge trapping non-volatile semiconductor memory device Jul. 2, 2013
8460998 Method of fabricating semiconductor device Jun. 11, 2013
8441063 Memory with extended charge trapping layer May. 14, 2013
8436416 Nonvolatile semiconductor memory device and method for manufacturing same May. 7, 2013
8426301 Three-dimensional nonvolatile memory devices having sub-divided active bars and methods of manufacturing such devices Apr. 23, 2013
8410543 Semiconductor storage device and manufacturing method thereof Apr. 2, 2013
8410540 Non-volatile memory device including a stacked structure and voltage application portion Apr. 2, 2013
8409950 Method for integrating SONOS non-volatile memory into a sub-90 nm standard CMOS foundry process flow Apr. 2, 2013
8399952 Integrated circuit devices having a strontium ruthenium oxide interface Mar. 19, 2013
8394700 Device including memory array and method thereof Mar. 12, 2013
8378341 Semiconductor device and method of manufacturing semiconductor device Feb. 19, 2013
8372699 Method for forming a split-gate memory cell Feb. 12, 2013
8367537 Flash memory cell with a flair gate Feb. 5, 2013
8361862 Method for manufacturing nonvolatile semiconductor memory device and nonvolatile semiconductor memory device Jan. 29, 2013
8350314 Semiconductor memory device and method for fabricating semiconductor memory device Jan. 8, 2013
8350326 Nonvolatile semiconductor memory device Jan. 8, 2013
8338244 Methods of fabricating three-dimensional nonvolatile memory devices using expansions Dec. 25, 2012
8338257 Nonvolatile semiconductor storage device and manufacturing method thereof Dec. 25, 2012
8338877 Nonvolatile memory devices and methods of forming the same Dec. 25, 2012
8334182 Method for manufacturing non-volatile memory Dec. 18, 2012
8329536 Method for manufacturing semiconductor device with silicon nitride charge trapping film having varying hydrogen concentration Dec. 11, 2012
8329543 Method for forming a semiconductor device having nanocrystals Dec. 11, 2012
8329544 Method for forming a semiconductor device having nanocrystals Dec. 11, 2012
8330201 Non-volatile semiconductor memory using charge-accumulation insulating film Dec. 11, 2012
8309417 Vertical-type semiconductor devices and methods of manufacturing the same Nov. 13, 2012
8309450 Method for fabricating semiconductor device Nov. 13, 2012
8298899 Semiconductor devices and methods of fabricating the same Oct. 30, 2012
8288227 Semiconductor memory device with bit line of small resistance and manufacturing method thereof Oct. 16, 2012
8278695 Nonvolatile semiconductor memory device and manufacturing method thereof Oct. 2, 2012

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