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Class Information
Number: 257/E21.209
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 semiconductor device (epo) > Device having at least one potential-jump barrier or surface barrier, e.g., pn junction, depletion layer, carrier concentration layer (epo) > Device having semiconductor body comprising group iv elements or group iii-v compounds with or without impurities, e.g., doping materials (epo) > Manufacture of electrode on semiconductor body using process other than by epitaxial growth, diffusion of impurities, alloying of impurity materials, or radiation bombardment (epo) > Making electrode structure comprising conductor-insulator-conuctor-insulator-semiconductor, e.g., gate stack for non-volatile memory (epo)
Description: This subclass is indented under subclass E21.158. This subclass is substantially the same in scope as ECLA classification H01L21/28F.










Patents under this class:

Patent Number Title Of Patent Date Issued
8686489 Memory with metal-insulator-metal tunneling program and erase Apr. 1, 2014
8685821 Vertical channel memory devices with nonuniform gate electrodes and methods of fabricating the same Apr. 1, 2014
8680619 Method of fabricating hybrid impact-ionization semiconductor device Mar. 25, 2014
8680601 Nonvolatile charge trap memory device having a deuterated layer in a multi-layer charge-trapping region Mar. 25, 2014
8664108 Stacked multilayer structure and manufacturing method thereof Mar. 4, 2014
8629491 Semiconductor memory device and method of manufacturing the same Jan. 14, 2014
8624315 Field effect transistor having an asymmetric gate electrode Jan. 7, 2014
8614124 SONOS ONO stack scaling Dec. 24, 2013
8604557 Semiconductor memory device and method for manufacturing Dec. 10, 2013
8598644 Nonvolatile semiconductor storage device and method of manufacturing the same Dec. 3, 2013
8598642 Very dense NVM bitcell Dec. 3, 2013
8597997 Process for fabricating a charge storage layer of a memory cell Dec. 3, 2013
8592272 Method of manufacturing non-volatile semiconductor memory device Nov. 26, 2013
8581346 Semiconductor memory device Nov. 12, 2013
8569130 Forming air gaps in memory arrays and memory arrays with air gaps thus formed Oct. 29, 2013
8557658 Multi-transistor non-volatile memory element Oct. 15, 2013
8557652 Application of cluster beam implantation for fabricating threshold voltage adjusted FETs Oct. 15, 2013
8542513 Arrays of vertically stacked tiers of non-volatile cross point memory cells, methods of forming arrays of vertically stacked tiers of non-volatile cross point memory cells, and methods of read Sep. 24, 2013
8541829 Nonvolatile semiconductor memory and fabrication method for the same Sep. 24, 2013
8541277 Non-volatile memory device and method for fabricating the same Sep. 24, 2013
8530310 Memory cell with improved retention Sep. 10, 2013
8519485 Pillar structure for memory device and method Aug. 27, 2013
8518775 Integration of eNVM, RMG, and HKMG modules Aug. 27, 2013
8502291 Memory cells, memory cell constructions, and memory cell programming methods Aug. 6, 2013
8497544 Repairing defects in a nonvolatile semiconductor memory module utilizing a heating element Jul. 30, 2013
8492848 Application of cluster beam implantation for fabricating threshold voltage adjusted FETs Jul. 23, 2013
8481386 Nanocrystal memories and methods of forming the same Jul. 9, 2013
8471323 3-D electrically programmable and erasable single-transistor non-volatile semiconductor memory device Jun. 25, 2013
8461060 Method and apparatus providing air-gap insulation between adjacent conductors using nanoparticles Jun. 11, 2013
8441058 Memory devices having reduced interference between floating gates and methods of fabricating such devices May. 14, 2013
8436410 Semiconductor devices comprising a plurality of gate structures May. 7, 2013
8435878 Field effect transistor device and fabrication May. 7, 2013
8411477 Arrays of vertically stacked tiers of non-volatile cross point memory cells, methods of forming arrays of vertically stacked tiers of non-volatile cross point memory cells, and methods of read Apr. 2, 2013
8410543 Semiconductor storage device and manufacturing method thereof Apr. 2, 2013
8409951 Metal control gate formation in non-volatile storage Apr. 2, 2013
8405140 Nonvolatile semiconductor memory device and manufacturing method therefor Mar. 26, 2013
8399875 Nonvolatile memory element, and nonvolatile memory device Mar. 19, 2013
8377774 Split gate type non-volatile semiconductor memory device and method of manufacturing the same Feb. 19, 2013
8368125 Multiple orientation nanowires with gate stack stressors Feb. 5, 2013
8367506 High-k dielectrics with gold nano-particles Feb. 5, 2013
8362542 Semiconductor devices comprising a plurality of gate structures Jan. 29, 2013
8338291 Producing transistor including multiple reentrant profiles Dec. 25, 2012
8294238 Nonvolatile semiconductor memory device with reduced size of peripheral circuit area Oct. 23, 2012
8294192 Use of dilute steam ambient for improvement of flash devices Oct. 23, 2012
8293633 Method of manufacturing nonvolatile memory device Oct. 23, 2012
8288263 Method for fabricating semiconductor device Oct. 16, 2012
8288222 Application of cluster beam implantation for fabricating threshold voltage adjusted FETs Oct. 16, 2012
8283198 Resistive memory and methods of processing resistive memory Oct. 9, 2012
8278203 Metal control gate formation in non-volatile storage Oct. 2, 2012
8273665 Nonvolatile memory device using semiconductor nanocrystals and method forming same Sep. 25, 2012











 
 
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